1400401299 has 32 divisors (see below), whose sum is σ = 2250561024. Its totient is φ = 764065280.

The previous prime is 1400401291. The next prime is 1400401307. The reversal of 1400401299 is 9921040041.

It is an interprime number because it is at equal distance from previous prime (1400401291) and next prime (1400401307).

It is not a de Polignac number, because 1400401299 - 2³ = 1400401291 is a prime.

It is a super-2 number, since 2×1400401299² = 3922247596481774802, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1400401291) 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 31 ways as a sum of consecutive naturals, for example, 41364 + ... + 67169.

It is an arithmetic number, because the mean of its divisors is an integer number (70330032).

Almost surely, 2^1400401299 is an apocalyptic number.

1400401299 is a deficient number, since it is larger than the sum of its proper divisors (850159725).

1400401299 is a wasteful number, since it uses less digits than its factorization.

1400401299 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 108587.

The product of its (nonzero) digits is 2592, while the sum is 30.

The square root of 1400401299 is about 37421.9360669648. The cubic root of 1400401299 is about 1118.7958196687.

The spelling of 1400401299 in words is "one billion, four hundred million, four hundred one thousand, two hundred ninety-nine".