1148864742 has 32 divisors (see below), whose sum is σ = 2554997760. Its totient is φ = 382660200.

The previous prime is 1148864723. The next prime is 1148864753. The reversal of 1148864742 is 2474688411.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69367 + ... + 84317.

It is an arithmetic number, because the mean of its divisors is an integer number (79843680).

Almost surely, 2^1148864742 is an apocalyptic number.

1148864742 is an abundant number, since it is smaller than the sum of its proper divisors (1406133018).

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

1148864742 is a wasteful number, since it uses less digits than its factorization.

1148864742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16385 (or 16379 counting only the distinct ones).

The product of its digits is 344064, while the sum is 45.

The square root of 1148864742 is about 33894.9073165867. The cubic root of 1148864742 is about 1047.3446866368.

The spelling of 1148864742 in words is "one billion, one hundred forty-eight million, eight hundred sixty-four thousand, seven hundred forty-two".