1156141504 has 28 divisors (see below), whose sum is σ = 2621964784. Its totient is φ = 495489024.

The previous prime is 1156141477. The next prime is 1156141543. The reversal of 1156141504 is 4051416511.

It is a tau number, because it is divible by the number of its divisors (28).

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1289889 + ... + 1290784.

Almost surely, 2^1156141504 is an apocalyptic number.

1156141504 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1156141504 is an abundant number, since it is smaller than the sum of its proper divisors (1465823280).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1156141504 is an equidigital number, since it uses as much as digits as its factorization.

1156141504 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2580692 (or 2580682 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 28.

The square root of 1156141504 is about 34002.0808774992. The cubic root of 1156141504 is about 1049.5512834009.

The spelling of 1156141504 in words is "one billion, one hundred fifty-six million, one hundred forty-one thousand, five hundred four".