1156041487995 has 16 divisors (see below), whose sum is σ = 1853841710592. Its totient is φ = 615163683680.

The previous prime is 1156041487987. The next prime is 1156041488011. The reversal of 1156041487995 is 5997841406511.

It is not a de Polignac number, because 1156041487995 - 2³ = 1156041487987 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 86979171 + ... + 86992460.

It is an arithmetic number, because the mean of its divisors is an integer number (115865106912).

Almost surely, 2^{1156041487995} is an apocalyptic number.

1156041487995 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1156041487995 is a deficient number, since it is larger than the sum of its proper divisors (697800222597).

1156041487995 is a wasteful number, since it uses less digits than its factorization.

1156041487995 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 173972082.

The product of its (nonzero) digits is 10886400, while the sum is 60.

The spelling of 1156041487995 in words is "one trillion, one hundred fifty-six billion, forty-one million, four hundred eighty-seven thousand, nine hundred ninety-five".