654901537 has 2 divisors, whose sum is σ = 654901538. Its totient is φ = 654901536.

The previous prime is 654901531. The next prime is 654901543. The reversal of 654901537 is 735109456.

It is the 10448-th star number.

It is a balanced prime because it is at equal distance from previous prime (654901531) and next prime (654901543).

It can be written as a sum of positive squares in only one way, i.e., 652495936 + 2405601 = 25544^2 + 1551^2 .

It is a cyclic number.

It is not a de Polignac number, because 654901537 - 2⁷ = 654901409 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 654901537.

It is not a weakly prime, because it can be changed into another prime (654901531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 327450768 + 327450769.

It is an arithmetic number, because the mean of its divisors is an integer number (327450769).

Almost surely, 2^654901537 is an apocalyptic number.

It is an amenable number.

654901537 is a deficient number, since it is larger than the sum of its proper divisors (1).

654901537 is an equidigital number, since it uses as much as digits as its factorization.

654901537 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 40.

The square root of 654901537 is about 25591.0440779582. The cubic root of 654901537 is about 868.4110412251.

The spelling of 654901537 in words is "six hundred fifty-four million, nine hundred one thousand, five hundred thirty-seven".