1147620248 has 32 divisors (see below), whose sum is σ = 2297808000. Its totient is φ = 536148480.

The previous prime is 1147620223. The next prime is 1147620263. The reversal of 1147620248 is 8420267411.

It is a super-4 number, since 4×1147620248⁴ (a number of 37 digits) contains 4444 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72593 + ... + 86976.

It is an arithmetic number, because the mean of its divisors is an integer number (71806500).

Almost surely, 2^1147620248 is an apocalyptic number.

It is an amenable number.

1147620248 is an abundant number, since it is smaller than the sum of its proper divisors (1150187752).

1147620248 is a wasteful number, since it uses less digits than its factorization.

1147620248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159635 (or 159631 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 35.

The square root of 1147620248 is about 33876.5442157254. The cubic root of 1147620248 is about 1046.9663754657.

Adding to 1147620248 its reverse (8420267411), we get a palindrome (9567887659).

The spelling of 1147620248 in words is "one billion, one hundred forty-seven million, six hundred twenty thousand, two hundred forty-eight".