1314553521 has 32 divisors (see below), whose sum is σ = 1823270400. Its totient is φ = 841881600.

The previous prime is 1314553519. The next prime is 1314553547. The reversal of 1314553521 is 1253554131.

It is not a de Polignac number, because 1314553521 - 2¹ = 1314553519 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1314553921) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3766455 + ... + 3766803.

It is an arithmetic number, because the mean of its divisors is an integer number (56977200).

Almost surely, 2^1314553521 is an apocalyptic number.

It is an amenable number.

1314553521 is a deficient number, since it is larger than the sum of its proper divisors (508716879).

1314553521 is a wasteful number, since it uses less digits than its factorization.

1314553521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 777.

The product of its digits is 9000, while the sum is 30.

The square root of 1314553521 is about 36256.7720708835. The cubic root of 1314553521 is about 1095.4504991471.

It can be divided in two parts, 13145 and 53521, that added together give a palindrome (66666).

The spelling of 1314553521 in words is "one billion, three hundred fourteen million, five hundred fifty-three thousand, five hundred twenty-one".