1402650913 has 8 divisors (see below), whose sum is σ = 1421620200. Its totient is φ = 1383792768.

The previous prime is 1402650911. The next prime is 1402650941. The reversal of 1402650913 is 3190562041.

It can be written as a sum of positive squares in 4 ways, for example, as 608707584 + 793943329 = 24672^2 + 28177^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1402650913 - 2¹ = 1402650911 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1402650911) 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 7 ways as a sum of consecutive naturals, for example, 2218 + ... + 53011.

It is an arithmetic number, because the mean of its divisors is an integer number (177702525).

Almost surely, 2^1402650913 is an apocalyptic number.

It is an amenable number.

1402650913 is a deficient number, since it is larger than the sum of its proper divisors (18969287).

1402650913 is a wasteful number, since it uses less digits than its factorization.

1402650913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55571.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 1402650913 is about 37451.9814295586. The cubic root of 1402650913 is about 1119.3945795248.

The spelling of 1402650913 in words is "one billion, four hundred two million, six hundred fifty thousand, nine hundred thirteen".