1157745412 has 12 divisors (see below), whose sum is σ = 2029331920. Its totient is φ = 577936296.

The previous prime is 1157745389. The next prime is 1157745431. The reversal of 1157745412 is 2145477511.

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, 231318 + ... + 236269.

Almost surely, 2^1157745412 is an apocalyptic number.

It is an amenable number.

1157745412 is a deficient number, since it is larger than the sum of its proper divisors (871586508).

1157745412 is a wasteful number, since it uses less digits than its factorization.

1157745412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468210 (or 468208 counting only the distinct ones).

The product of its digits is 39200, while the sum is 37.

The square root of 1157745412 is about 34025.6581420551. The cubic root of 1157745412 is about 1050.0364044823.

The spelling of 1157745412 in words is "one billion, one hundred fifty-seven million, seven hundred forty-five thousand, four hundred twelve".