611055051 has 4 divisors (see below), whose sum is σ = 814740072. Its totient is φ = 407370032.

The previous prime is 611055017. The next prime is 611055059. The reversal of 611055051 is 150550116.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 611055051 - 2¹⁵ = 611022283 is a prime.

It is a super-2 number, since 2×611055051² = 746776550705225202, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (611055059) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101842506 + ... + 101842511.

It is an arithmetic number, because the mean of its divisors is an integer number (203685018).

Almost surely, 2^611055051 is an apocalyptic number.

611055051 is a deficient number, since it is larger than the sum of its proper divisors (203685021).

611055051 is a wasteful number, since it uses less digits than its factorization.

611055051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 203685020.

The product of its (nonzero) digits is 750, while the sum is 24.

The square root of 611055051 is about 24719.5277260711. The cubic root of 611055051 is about 848.5812785655.

The spelling of 611055051 in words is "six hundred eleven million, fifty-five thousand, fifty-one".