1177077045 has 32 divisors (see below), whose sum is σ = 1919698560. Its totient is φ = 615709440.

The previous prime is 1177076993. The next prime is 1177077047. The reversal of 1177077045 is 5407707711.

It is a happy number.

It is not a de Polignac number, because 1177077045 - 2⁶ = 1177076981 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1177076994 and 1177077012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1177077047) 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 in 31 ways as a sum of consecutive naturals, for example, 354282 + ... + 357588.

It is an arithmetic number, because the mean of its divisors is an integer number (59990580).

Almost surely, 2^1177077045 is an apocalyptic number.

1177077045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1177077045 is a deficient number, since it is larger than the sum of its proper divisors (742621515).

1177077045 is a wasteful number, since it uses less digits than its factorization.

1177077045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3765.

The product of its (nonzero) digits is 48020, while the sum is 39.

The square root of 1177077045 is about 34308.5564400486. The cubic root of 1177077045 is about 1055.8485554958.

The spelling of 1177077045 in words is "one billion, one hundred seventy-seven million, seventy-seven thousand, forty-five".