1402213161 has 32 divisors (see below), whose sum is σ = 1999622016. Its totient is φ = 872640000.

The previous prime is 1402213157. The next prime is 1402213171. The reversal of 1402213161 is 1613122041.

It is not a de Polignac number, because 1402213161 - 2² = 1402213157 is a prime.

It is a super-2 number, since 2×1402213161² = 3932403497763223842, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1402213121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 275086 + ... + 280136.

It is an arithmetic number, because the mean of its divisors is an integer number (62488188).

Almost surely, 2^1402213161 is an apocalyptic number.

It is an amenable number.

1402213161 is a deficient number, since it is larger than the sum of its proper divisors (597408855).

1402213161 is a wasteful number, since it uses less digits than its factorization.

1402213161 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5193.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 1402213161 is about 37446.1367967378. The cubic root of 1402213161 is about 1119.2781171424.

The spelling of 1402213161 in words is "one billion, four hundred two million, two hundred thirteen thousand, one hundred sixty-one".