1402313311 has 8 divisors (see below), whose sum is σ = 1635351200. Its totient is φ = 1201982544.

The previous prime is 1402313309. The next prime is 1402313321. The reversal of 1402313311 is 1133132041.

It is not a de Polignac number, because 1402313311 - 2¹ = 1402313309 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1402313321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2043846 + ... + 2044531.

It is an arithmetic number, because the mean of its divisors is an integer number (204418900).

Almost surely, 2^1402313311 is an apocalyptic number.

1402313311 is a deficient number, since it is larger than the sum of its proper divisors (233037889).

1402313311 is an frugal number, since it uses more digits than its factorization.

1402313311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4088398 (or 4088384 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 1402313311 is about 37447.4740269621. The cubic root of 1402313311 is about 1119.3047638363.

Adding to 1402313311 its reverse (1133132041), we get a palindrome (2535445352).

The spelling of 1402313311 in words is "one billion, four hundred two million, three hundred thirteen thousand, three hundred eleven".