1156541081476 has 27 divisors (see below), whose sum is σ = 2224714409463. Its totient is φ = 525689737320.

The previous prime is 1156541081471. The next prime is 1156541081533. The reversal of 1156541081476 is 6741801456511.

The square root of 1156541081476 is 1075426.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1156541081471) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 23634931 + ... + 23683813.

Almost surely, 2^{1156541081476} is an apocalyptic number.

1156541081476 is the 1075426-th square number.

It is an amenable number.

1156541081476 is a deficient number, since it is larger than the sum of its proper divisors (1068173327987).

1156541081476 is an frugal number, since it uses more digits than its factorization.

1156541081476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97792 (or 48896 counting only the distinct ones).

The product of its (nonzero) digits is 806400, while the sum is 49.

Multiplying 1156541081476 by its sum of digits (49), we get a square (56670512992324 = 7527982²).

The spelling of 1156541081476 in words is "one trillion, one hundred fifty-six billion, five hundred forty-one million, eighty-one thousand, four hundred seventy-six".