1402052313 has 16 divisors (see below), whose sum is σ = 1972961280. Its totient is φ = 883180944.

The previous prime is 1402052291. The next prime is 1402052321. The reversal of 1402052313 is 3132502041.

It is not a de Polignac number, because 1402052313 - 2²⁵ = 1368497881 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1402052313.

It is not an unprimeable number, because it can be changed into a prime (1402052363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10281 + ... + 53942.

It is an arithmetic number, because the mean of its divisors is an integer number (123310080).

Almost surely, 2^1402052313 is an apocalyptic number.

It is an amenable number.

1402052313 is a deficient number, since it is larger than the sum of its proper divisors (570908967).

1402052313 is a wasteful number, since it uses less digits than its factorization.

1402052313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64628.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 1402052313 is about 37443.9890102537. The cubic root of 1402052313 is about 1119.2353180074.

Adding to 1402052313 its reverse (3132502041), we get a palindrome (4534554354).

The spelling of 1402052313 in words is "one billion, four hundred two million, fifty-two thousand, three hundred thirteen".