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13234012001 = 71890573143
BaseRepresentation
bin11000101001100111…
…01111111101100001
31021011022010110120122
430110303233331201
5204100401341001
610025110450025
7645644150240
oct142463577541
937138113518
1013234012001
115681289101
122694063915
13132ba07142
148d7882957
15526c78b1b
hex314ceff61

13234012001 has 4 divisors (see below), whose sum is σ = 15124585152. Its totient is φ = 11343438852.

The previous prime is 13234011983. The next prime is 13234012039. The reversal of 13234012001 is 10021043231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 13234012001 - 226 = 13166903137 is a prime.

It is a super-2 number, since 2×132340120012 (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13234012201) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 945286565 + ... + 945286578.

It is an arithmetic number, because the mean of its divisors is an integer number (3781146288).

Almost surely, 213234012001 is an apocalyptic number.

It is an amenable number.

13234012001 is a deficient number, since it is larger than the sum of its proper divisors (1890573151).

13234012001 is an equidigital number, since it uses as much as digits as its factorization.

13234012001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1890573150.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 13234012001 its reverse (10021043231), we get a palindrome (23255055232).

The spelling of 13234012001 in words is "thirteen billion, two hundred thirty-four million, twelve thousand, one".

Divisors: 1 7 1890573143 13234012001