1078877625 has 32 divisors (see below), whose sum is σ = 2051721984. Its totient is φ = 493200000.

The previous prime is 1078877609. The next prime is 1078877677. The reversal of 1078877625 is 5267788701.

It is not a de Polignac number, because 1078877625 - 2⁴ = 1078877609 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 202876 + ... + 208125.

It is an arithmetic number, because the mean of its divisors is an integer number (64116312).

Almost surely, 2^1078877625 is an apocalyptic number.

1078877625 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1078877625 is a deficient number, since it is larger than the sum of its proper divisors (972844359).

1078877625 is an equidigital number, since it uses as much as digits as its factorization.

1078877625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 411026 (or 411016 counting only the distinct ones).

The product of its (nonzero) digits is 1317120, while the sum is 51.

The square root of 1078877625 is about 32846.2726195835. The cubic root of 1078877625 is about 1025.6300310647.

The spelling of 1078877625 in words is "one billion, seventy-eight million, eight hundred seventy-seven thousand, six hundred twenty-five".