1151431321514 has 16 divisors (see below), whose sum is σ = 1745582390496. Its totient is φ = 569579250000.

The previous prime is 1151431321511. The next prime is 1151431321577. The reversal of 1151431321514 is 4151231341511.

It is not an unprimeable number, because it can be changed into a prime (1151431321511) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1916612 + ... + 2444639.

It is an arithmetic number, because the mean of its divisors is an integer number (109098899406).

Almost surely, 2^{1151431321514} is an apocalyptic number.

1151431321514 is a deficient number, since it is larger than the sum of its proper divisors (594151068982).

1151431321514 is a wasteful number, since it uses less digits than its factorization.

1151431321514 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4362661.

The product of its digits is 7200, while the sum is 32.

The spelling of 1151431321514 in words is "one trillion, one hundred fifty-one billion, four hundred thirty-one million, three hundred twenty-one thousand, five hundred fourteen".