1148977274 has 8 divisors (see below), whose sum is σ = 1782895860. Its totient is φ = 554678656.

The previous prime is 1148977261. The next prime is 1148977331. The reversal of 1148977274 is 4727798411.

It can be written as a sum of positive squares in 2 ways, for example, as 1121781049 + 27196225 = 33493^2 + 5215^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9904919 + ... + 9905034.

Almost surely, 2^1148977274 is an apocalyptic number.

1148977274 is a deficient number, since it is larger than the sum of its proper divisors (633918586).

1148977274 is a wasteful number, since it uses less digits than its factorization.

1148977274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19809984.

The product of its digits is 790272, while the sum is 50.

The square root of 1148977274 is about 33896.5672893289. The cubic root of 1148977274 is about 1047.3788815367.

The spelling of 1148977274 in words is "one billion, one hundred forty-eight million, nine hundred seventy-seven thousand, two hundred seventy-four".