1042113601 has 6 divisors (see below), whose sum is σ = 1089393410. Its totient is φ = 996803808.

The previous prime is 1042113551. The next prime is 1042113623. The reversal of 1042113601 is 1063112401.

It can be written as a sum of positive squares in only one way, i.e., 876219201 + 165894400 = 29601^2 + 12880^2 .

It is not a de Polignac number, because 1042113601 - 2¹³ = 1042105409 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1042113641) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 984456 + ... + 985513.

Almost surely, 2^1042113601 is an apocalyptic number.

It is an amenable number.

1042113601 is a deficient number, since it is larger than the sum of its proper divisors (47279809).

1042113601 is an equidigital number, since it uses as much as digits as its factorization.

1042113601 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1970015 (or 1969992 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 19.

The square root of 1042113601 is about 32281.7843527894. The cubic root of 1042113601 is about 1013.8452902602.

The spelling of 1042113601 in words is "one billion, forty-two million, one hundred thirteen thousand, six hundred one".