1127625978 has 8 divisors (see below), whose sum is σ = 2255251968. Its totient is φ = 375875324.

The previous prime is 1127625973. The next prime is 1127625979. The reversal of 1127625978 is 8795267211.

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

1127625978 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (1127625971) 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, 93968826 + ... + 93968837.

It is an arithmetic number, because the mean of its divisors is an integer number (281906496).

Almost surely, 2^1127625978 is an apocalyptic number.

1127625978 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1127625978 is a wasteful number, since it uses less digits than its factorization.

1127625978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187937668.

The product of its digits is 423360, while the sum is 48.

The square root of 1127625978 is about 33580.1426143487. The cubic root of 1127625978 is about 1040.8505055789.

The spelling of 1127625978 in words is "one billion, one hundred twenty-seven million, six hundred twenty-five thousand, nine hundred seventy-eight".