1402161434531 has 16 divisors (see below), whose sum is σ = 1659869342208. Its totient is φ = 1167656973600.

The previous prime is 1402161434473. The next prime is 1402161434549. The reversal of 1402161434531 is 1354341612041.

It is not a de Polignac number, because 1402161434531 - 2¹⁸ = 1402161172387 is a prime.

It is a super-2 number, since 2×1402161434531² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1402161434491 and 1402161434500.

It is not an unprimeable number, because it can be changed into a prime (1402161434431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 37406171 + ... + 37443636.

It is an arithmetic number, because the mean of its divisors is an integer number (103741833888).

Almost surely, 2^{1402161434531} is an apocalyptic number.

1402161434531 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1402161434531 is a deficient number, since it is larger than the sum of its proper divisors (257707907677).

1402161434531 is a wasteful number, since it uses less digits than its factorization.

1402161434531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74849962.

The product of its (nonzero) digits is 34560, while the sum is 35.

The spelling of 1402161434531 in words is "one trillion, four hundred two billion, one hundred sixty-one million, four hundred thirty-four thousand, five hundred thirty-one".