1401113992 has 32 divisors (see below), whose sum is σ = 2748453120. Its totient is φ = 668920960.

The previous prime is 1401113981. The next prime is 1401113999. The reversal of 1401113992 is 2993111041.

It is not an unprimeable number, because it can be changed into a prime (1401113999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30028 + ... + 60859.

It is an arithmetic number, because the mean of its divisors is an integer number (85889160).

Almost surely, 2^1401113992 is an apocalyptic number.

It is an amenable number.

1401113992 is a deficient number, since it is larger than the sum of its proper divisors (1347339128).

1401113992 is a wasteful number, since it uses less digits than its factorization.

1401113992 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 90981 (or 90977 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 31.

The square root of 1401113992 is about 37431.4572518891. The cubic root of 1401113992 is about 1118.9855802095.

The spelling of 1401113992 in words is "one billion, four hundred one million, one hundred thirteen thousand, nine hundred ninety-two".