2770774129 has 4 divisors (see below), whose sum is σ = 2772659200. Its totient is φ = 2768889060.

The previous prime is 2770774103. The next prime is 2770774133. The reversal of 2770774129 is 9214770772.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2770774129 - 2⁷ = 2770774001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2770774159) 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, 940329 + ... + 943270.

It is an arithmetic number, because the mean of its divisors is an integer number (693164800).

Almost surely, 2^2770774129 is an apocalyptic number.

It is an amenable number.

2770774129 is a deficient number, since it is larger than the sum of its proper divisors (1885071).

2770774129 is a wasteful number, since it uses less digits than its factorization.

2770774129 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1885070.

The product of its (nonzero) digits is 345744, while the sum is 46.

The square root of 2770774129 is about 52638.1432898236. The cubic root of 2770774129 is about 1404.5386933009.

The spelling of 2770774129 in words is "two billion, seven hundred seventy million, seven hundred seventy-four thousand, one hundred twenty-nine".