1037791121 has 2 divisors, whose sum is σ = 1037791122. Its totient is φ = 1037791120.

The previous prime is 1037791099. The next prime is 1037791147. The reversal of 1037791121 is 1211977301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1000140625 + 37650496 = 31625^2 + 6136^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1037791121 is a prime.

It is not a weakly prime, because it can be changed into another prime (1037791151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 518895560 + 518895561.

It is an arithmetic number, because the mean of its divisors is an integer number (518895561).

Almost surely, 2^1037791121 is an apocalyptic number.

It is an amenable number.

1037791121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1037791121 is an equidigital number, since it uses as much as digits as its factorization.

1037791121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2646, while the sum is 32.

The square root of 1037791121 is about 32214.7655741897. The cubic root of 1037791121 is about 1012.4416048423.

The spelling of 1037791121 in words is "one billion, thirty-seven million, seven hundred ninety-one thousand, one hundred twenty-one".