611255012 has 6 divisors (see below), whose sum is σ = 1069696278. Its totient is φ = 305627504.

The previous prime is 611254997. The next prime is 611255017. The reversal of 611255012 is 210552116.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 369639076 + 241615936 = 19226^2 + 15544^2 .

It is not an unprimeable number, because it can be changed into a prime (611255017) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76406873 + ... + 76406880.

It is an arithmetic number, because the mean of its divisors is an integer number (178282713).

Almost surely, 2^611255012 is an apocalyptic number.

It is an amenable number.

611255012 is a deficient number, since it is larger than the sum of its proper divisors (458441266).

611255012 is a wasteful number, since it uses less digits than its factorization.

611255012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152813757 (or 152813755 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 611255012 is about 24723.5719911181. The cubic root of 611255012 is about 848.6738314133.

The spelling of 611255012 in words is "six hundred eleven million, two hundred fifty-five thousand, twelve".