1437950561 has 2 divisors, whose sum is σ = 1437950562. Its totient is φ = 1437950560.

The previous prime is 1437950557. The next prime is 1437950581. The reversal of 1437950561 is 1650597341.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1334806225 + 103144336 = 36535^2 + 10156^2 .

It is a cyclic number.

It is not a de Polignac number, because 1437950561 - 2² = 1437950557 is a prime.

It is not a weakly prime, because it can be changed into another prime (1437950581) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 718975280 + 718975281.

It is an arithmetic number, because the mean of its divisors is an integer number (718975281).

Almost surely, 2^1437950561 is an apocalyptic number.

It is an amenable number.

1437950561 is a deficient number, since it is larger than the sum of its proper divisors (1).

1437950561 is an equidigital number, since it uses as much as digits as its factorization.

1437950561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 113400, while the sum is 41.

The square root of 1437950561 is about 37920.3185772483. The cubic root of 1437950561 is about 1128.7072592123.

The spelling of 1437950561 in words is "one billion, four hundred thirty-seven million, nine hundred fifty thousand, five hundred sixty-one".