1138070777 has 8 divisors (see below), whose sum is σ = 1156897056. Its totient is φ = 1119298752.

The previous prime is 1138070771. The next prime is 1138070783. The reversal of 1138070777 is 7770708311.

It is an interprime number because it is at equal distance from previous prime (1138070771) and next prime (1138070783).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1138070777 - 2²⁸ = 869635321 is a prime.

It is a super-2 number, since 2×1138070777² = 2590410186922767458, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1138070771) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29873 + ... + 56289.

It is an arithmetic number, because the mean of its divisors is an integer number (144612132).

Almost surely, 2^1138070777 is an apocalyptic number.

It is an amenable number.

1138070777 is a deficient number, since it is larger than the sum of its proper divisors (18826279).

1138070777 is an equidigital number, since it uses as much as digits as its factorization.

1138070777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27127.

The product of its (nonzero) digits is 57624, while the sum is 41.

The square root of 1138070777 is about 33735.3046080808. The cubic root of 1138070777 is about 1044.0543101496.

The spelling of 1138070777 in words is "one billion, one hundred thirty-eight million, seventy thousand, seven hundred seventy-seven".