1157004615 has 64 divisors (see below), whose sum is σ = 2168159616. Its totient is φ = 521551872.

The previous prime is 1157004587. The next prime is 1157004617. The reversal of 1157004615 is 5164007511.

It is not a de Polignac number, because 1157004615 - 2¹⁰ = 1157003591 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1157004617) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 117939 + ... + 127371.

It is an arithmetic number, because the mean of its divisors is an integer number (33877494).

Almost surely, 2^1157004615 is an apocalyptic number.

1157004615 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1157004615 is a deficient number, since it is larger than the sum of its proper divisors (1011155001).

1157004615 is a wasteful number, since it uses less digits than its factorization.

1157004615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9508.

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

The square root of 1157004615 is about 34014.7705416338. The cubic root of 1157004615 is about 1049.8123973222.

The spelling of 1157004615 in words is "one billion, one hundred fifty-seven million, four thousand, six hundred fifteen".