1400332113 has 6 divisors (see below), whose sum is σ = 2022701954. Its totient is φ = 933554736.

The previous prime is 1400332049. The next prime is 1400332121. The reversal of 1400332113 is 3112330041.

It can be written as a sum of positive squares in only one way, i.e., 1177038864 + 223293249 = 34308^2 + 14943^2 .

It is not a de Polignac number, because 1400332113 - 2⁶ = 1400332049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1400332123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 77796220 + ... + 77796237.

Almost surely, 2^1400332113 is an apocalyptic number.

It is an amenable number.

1400332113 is a deficient number, since it is larger than the sum of its proper divisors (622369841).

1400332113 is a wasteful number, since it uses less digits than its factorization.

1400332113 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155592463 (or 155592460 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 1400332113 is about 37421.0116512101. The cubic root of 1400332113 is about 1118.7773948828. Note that the first 3 decimals are identical.

Adding to 1400332113 its reverse (3112330041), we get a palindrome (4512662154).

The spelling of 1400332113 in words is "one billion, four hundred million, three hundred thirty-two thousand, one hundred thirteen".