1010625013 has 4 divisors (see below), whose sum is σ = 1012312800. Its totient is φ = 1008937228.

The previous prime is 1010624987. The next prime is 1010625023. The reversal of 1010625013 is 3105260101.

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 a de Polignac number, because none of the positive numbers 2^k-1010625013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1010625023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 842995 + ... + 844192.

It is an arithmetic number, because the mean of its divisors is an integer number (253078200).

Almost surely, 2^1010625013 is an apocalyptic number.

It is an amenable number.

1010625013 is a deficient number, since it is larger than the sum of its proper divisors (1687787).

1010625013 is an equidigital number, since it uses as much as digits as its factorization.

1010625013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1687786.

The product of its (nonzero) digits is 180, while the sum is 19.

The square root of 1010625013 is about 31790.3289224884. The cubic root of 1010625013 is about 1003.5292010873.

Adding to 1010625013 its reverse (3105260101), we get a palindrome (4115885114).

The spelling of 1010625013 in words is "one billion, ten million, six hundred twenty-five thousand, thirteen".