1580100073 has 2 divisors, whose sum is σ = 1580100074. Its totient is φ = 1580100072.

The previous prime is 1580100029. The next prime is 1580100103. The reversal of 1580100073 is 3700010851.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1428613209 + 151486864 = 37797^2 + 12308^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1580100073 is a prime.

It is not a weakly prime, because it can be changed into another prime (1580100013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 790050036 + 790050037.

It is an arithmetic number, because the mean of its divisors is an integer number (790050037).

Almost surely, 2^1580100073 is an apocalyptic number.

It is an amenable number.

1580100073 is a deficient number, since it is larger than the sum of its proper divisors (1).

1580100073 is an equidigital number, since it uses as much as digits as its factorization.

1580100073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 1580100073 is about 39750.4726135426. The cubic root of 1580100073 is about 1164.7378739404.

The spelling of 1580100073 in words is "one billion, five hundred eighty million, one hundred thousand, seventy-three".