1120557001 has 2 divisors, whose sum is σ = 1120557002. Its totient is φ = 1120557000.

The previous prime is 1120556993. The next prime is 1120557041. The reversal of 1120557001 is 1007550211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1118969401 + 1587600 = 33451^2 + 1260^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120557001 - 2³ = 1120556993 is a prime.

It is a super-2 number, since 2×1120557001² = 2511295984980228002, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1120557041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560278500 + 560278501.

It is an arithmetic number, because the mean of its divisors is an integer number (560278501).

Almost surely, 2^1120557001 is an apocalyptic number.

It is an amenable number.

1120557001 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120557001 is an equidigital number, since it uses as much as digits as its factorization.

1120557001 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 350, while the sum is 22.

The square root of 1120557001 is about 33474.7218210996. The cubic root of 1120557001 is about 1038.6709480538.

The spelling of 1120557001 in words is "one billion, one hundred twenty million, five hundred fifty-seven thousand, one".