1400131040 has 96 divisors (see below), whose sum is σ = 4124058624. Its totient is φ = 436400640.

The previous prime is 1400131037. The next prime is 1400131063. The reversal of 1400131040 is 401310041.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 44504 + ... + 69143.

It is an arithmetic number, because the mean of its divisors is an integer number (42958944).

Almost surely, 2^1400131040 is an apocalyptic number.

1400131040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1400131040 is an abundant number, since it is smaller than the sum of its proper divisors (2723927584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1400131040 is a wasteful number, since it uses less digits than its factorization.

1400131040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113680 (or 113672 counting only the distinct ones).

The product of its (nonzero) digits is 48, while the sum is 14.

The square root of 1400131040 is about 37418.3249224227. The cubic root of 1400131040 is about 1118.7238440875.

Adding to 1400131040 its reverse (401310041), we get a palindrome (1801441081).

The spelling of 1400131040 in words is "one billion, four hundred million, one hundred thirty-one thousand, forty".