1012513153 has 4 divisors (see below), whose sum is σ = 1056535488. Its totient is φ = 968490820.

The previous prime is 1012513127. The next prime is 1012513169. The reversal of 1012513153 is 3513152101.

1012513153 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 1012513153 - 2²⁹ = 475642241 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1012523153) 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, 22011133 + ... + 22011178.

It is an arithmetic number, because the mean of its divisors is an integer number (264133872).

Almost surely, 2^1012513153 is an apocalyptic number.

It is an amenable number.

1012513153 is a deficient number, since it is larger than the sum of its proper divisors (44022335).

1012513153 is an equidigital number, since it uses as much as digits as its factorization.

1012513153 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44022334.

The product of its (nonzero) digits is 450, while the sum is 22.

The square root of 1012513153 is about 31820.0118321788. The cubic root of 1012513153 is about 1004.1537732781.

Adding to 1012513153 its reverse (3513152101), we get a palindrome (4525665254).

The spelling of 1012513153 in words is "one billion, twelve million, five hundred thirteen thousand, one hundred fifty-three".