1037873561 has 2 divisors, whose sum is σ = 1037873562. Its totient is φ = 1037873560.

The previous prime is 1037873539. The next prime is 1037873587. The reversal of 1037873561 is 1653787301.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1026817936 + 11055625 = 32044^2 + 3325^2 .

It is an emirp because it is prime and its reverse (1653787301) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1037873561 - 2¹⁸ = 1037611417 is a prime.

It is not a weakly prime, because it can be changed into another prime (1037873761) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 518936780 + 518936781.

It is an arithmetic number, because the mean of its divisors is an integer number (518936781).

Almost surely, 2^1037873561 is an apocalyptic number.

It is an amenable number.

1037873561 is a deficient number, since it is larger than the sum of its proper divisors (1).

1037873561 is an equidigital number, since it uses as much as digits as its factorization.

1037873561 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 105840, while the sum is 41.

The square root of 1037873561 is about 32216.0450862610. The cubic root of 1037873561 is about 1012.4684128946.

The spelling of 1037873561 in words is "one billion, thirty-seven million, eight hundred seventy-three thousand, five hundred sixty-one".