1401372983 has 2 divisors, whose sum is σ = 1401372984. Its totient is φ = 1401372982.

The previous prime is 1401372979. The next prime is 1401373007. The reversal of 1401372983 is 3892731041.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1401372983 - 2² = 1401372979 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1401372943) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 700686491 + 700686492.

It is an arithmetic number, because the mean of its divisors is an integer number (700686492).

Almost surely, 2^1401372983 is an apocalyptic number.

1401372983 is a deficient number, since it is larger than the sum of its proper divisors (1).

1401372983 is an equidigital number, since it uses as much as digits as its factorization.

1401372983 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36288, while the sum is 38.

The square root of 1401372983 is about 37434.9166287305. The cubic root of 1401372983 is about 1119.0545228131.

The spelling of 1401372983 in words is "one billion, four hundred one million, three hundred seventy-two thousand, nine hundred eighty-three".