1402512553 has 16 divisors (see below), whose sum is σ = 1574717760. Its totient is φ = 1240634304.

The previous prime is 1402512539. The next prime is 1402512577. The reversal of 1402512553 is 3552152041.

It is not a de Polignac number, because 1402512553 - 2²⁵ = 1368958121 is a prime.

It is a super-2 number, since 2×1402512553² = 3934082922645155618, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1402512523) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5958 + ... + 53296.

It is an arithmetic number, because the mean of its divisors is an integer number (98419860).

Almost surely, 2^1402512553 is an apocalyptic number.

1402512553 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1402512553 is a deficient number, since it is larger than the sum of its proper divisors (172205207).

1402512553 is a wasteful number, since it uses less digits than its factorization.

1402512553 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 47448.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 1402512553 is about 37450.1342187181. The cubic root of 1402512553 is about 1119.3577719520.

Adding to 1402512553 its reverse (3552152041), we get a palindrome (4954664594).

The spelling of 1402512553 in words is "one billion, four hundred two million, five hundred twelve thousand, five hundred fifty-three".