1457172888737 has 2 divisors, whose sum is σ = 1457172888738. Its totient is φ = 1457172888736.

The previous prime is 1457172888707. The next prime is 1457172888749. The reversal of 1457172888737 is 7378882717541.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1358737591201 + 98435297536 = 1165649^2 + 313744^2 .

It is a cyclic number.

It is not a de Polignac number, because 1457172888737 - 2⁸ = 1457172888481 is a prime.

It is not a weakly prime, because it can be changed into another prime (1457172888707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 728586444368 + 728586444369.

It is an arithmetic number, because the mean of its divisors is an integer number (728586444369).

Almost surely, 2^{1457172888737} is an apocalyptic number.

It is an amenable number.

1457172888737 is a deficient number, since it is larger than the sum of its proper divisors (1).

1457172888737 is an equidigital number, since it uses as much as digits as its factorization.

1457172888737 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 147517440, while the sum is 68.

The spelling of 1457172888737 in words is "one trillion, four hundred fifty-seven billion, one hundred seventy-two million, eight hundred eighty-eight thousand, seven hundred thirty-seven".