1131451716 has 24 divisors (see below), whose sum is σ = 2660210784. Its totient is φ = 374271040.

The previous prime is 1131451693. The next prime is 1131451759. The reversal of 1131451716 is 6171541311.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 358305 + ... + 361448.

It is an arithmetic number, because the mean of its divisors is an integer number (110842116).

Almost surely, 2^1131451716 is an apocalyptic number.

It is an amenable number.

1131451716 is an abundant number, since it is smaller than the sum of its proper divisors (1528759068).

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

1131451716 is a wasteful number, since it uses less digits than its factorization.

1131451716 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 719891 (or 719889 counting only the distinct ones).

The product of its digits is 2520, while the sum is 30.

The square root of 1131451716 is about 33637.0586704605. The cubic root of 1131451716 is about 1042.0262874313.

The spelling of 1131451716 in words is "one billion, one hundred thirty-one million, four hundred fifty-one thousand, seven hundred sixteen".