1012912573 has 2 divisors, whose sum is σ = 1012912574. Its totient is φ = 1012912572.

The previous prime is 1012912561. The next prime is 1012912577. The reversal of 1012912573 is 3752192101.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1006348729 + 6563844 = 31723^2 + 2562^2 .

It is a cyclic number.

It is not a de Polignac number, because 1012912573 - 2⁵ = 1012912541 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1012912577) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506456286 + 506456287.

It is an arithmetic number, because the mean of its divisors is an integer number (506456287).

Almost surely, 2^1012912573 is an apocalyptic number.

It is an amenable number.

1012912573 is a deficient number, since it is larger than the sum of its proper divisors (1).

1012912573 is an equidigital number, since it uses as much as digits as its factorization.

1012912573 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3780, while the sum is 31.

The square root of 1012912573 is about 31826.2874523561. The cubic root of 1012912573 is about 1004.2857967060.

The spelling of 1012912573 in words is "one billion, twelve million, nine hundred twelve thousand, five hundred seventy-three".