1064015157 has 4 divisors (see below), whose sum is σ = 1418686880. Its totient is φ = 709343436.

The previous prime is 1064015137. The next prime is 1064015171. The reversal of 1064015157 is 7515104601.

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 de Polignac number, because none of the positive numbers 2^k-1064015157 is a prime.

It is a super-2 number, since 2×1064015157² = 2264256508651469298, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1064015107) 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, 177335857 + ... + 177335862.

It is an arithmetic number, because the mean of its divisors is an integer number (354671720).

Almost surely, 2^1064015157 is an apocalyptic number.

It is an amenable number.

1064015157 is a deficient number, since it is larger than the sum of its proper divisors (354671723).

1064015157 is an equidigital number, since it uses as much as digits as its factorization.

1064015157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354671722.

The product of its (nonzero) digits is 4200, while the sum is 30.

The square root of 1064015157 is about 32619.2451935970. The cubic root of 1064015157 is about 1020.8985920234.

Adding to 1064015157 its reverse (7515104601), we get a palindrome (8579119758).

The spelling of 1064015157 in words is "one billion, sixty-four million, fifteen thousand, one hundred fifty-seven".