1487137700513 has 2 divisors, whose sum is σ = 1487137700514. Its totient is φ = 1487137700512.

The previous prime is 1487137700479. The next prime is 1487137700593. The reversal of 1487137700513 is 3150077317841.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1474252499344 + 12885201169 = 1214188^2 + 113513^2 .

It is a cyclic number.

It is not a de Polignac number, because 1487137700513 - 2⁶ = 1487137700449 is a prime.

It is not a weakly prime, because it can be changed into another prime (1487137700593) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 743568850256 + 743568850257.

It is an arithmetic number, because the mean of its divisors is an integer number (743568850257).

Almost surely, 2^{1487137700513} is an apocalyptic number.

It is an amenable number.

1487137700513 is a deficient number, since it is larger than the sum of its proper divisors (1).

1487137700513 is an equidigital number, since it uses as much as digits as its factorization.

1487137700513 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 493920, while the sum is 47.

The spelling of 1487137700513 in words is "one trillion, four hundred eighty-seven billion, one hundred thirty-seven million, seven hundred thousand, five hundred thirteen".