1345201101 has 28 divisors (see below), whose sum is σ = 2019864000. Its totient is φ = 895474440.

The previous prime is 1345201093. The next prime is 1345201127. The reversal of 1345201101 is 1011025431.

1345201101 is a `hidden beast` number, since 1 + 34 + 520 + 110 + 1 = 666.

It is not a de Polignac number, because 1345201101 - 2³ = 1345201093 is a prime.

It is a super-2 number, since 2×1345201101² = 3619132004263224402, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345201181) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 896650 + ... + 898148.

It is an arithmetic number, because the mean of its divisors is an integer number (72138000).

Almost surely, 2^1345201101 is an apocalyptic number.

It is an amenable number.

1345201101 is a deficient number, since it is larger than the sum of its proper divisors (674662899).

1345201101 is an equidigital number, since it uses as much as digits as its factorization.

1345201101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2748 (or 2733 counting only the distinct ones).

The product of its (nonzero) digits is 120, while the sum is 18.

The square root of 1345201101 is about 36676.9832592595. The cubic root of 1345201101 is about 1103.8983173717.

Adding to 1345201101 its reverse (1011025431), we get a palindrome (2356226532).

The spelling of 1345201101 in words is "one billion, three hundred forty-five million, two hundred one thousand, one hundred one".