1156752442 has 8 divisors (see below), whose sum is σ = 1735316532. Its totient is φ = 578313600.

The previous prime is 1156752439. The next prime is 1156752461. The reversal of 1156752442 is 2442576511.

It can be written as a sum of positive squares in 2 ways, for example, as 1153892961 + 2859481 = 33969^2 + 1691^2 .

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, 3159 + ... + 48202.

Almost surely, 2^1156752442 is an apocalyptic number.

1156752442 is a deficient number, since it is larger than the sum of its proper divisors (578564090).

1156752442 is a wasteful number, since it uses less digits than its factorization.

1156752442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62624.

The product of its digits is 67200, while the sum is 37.

The square root of 1156752442 is about 34011.0635235066. The cubic root of 1156752442 is about 1049.7361217471.

It can be divided in two parts, 11567 and 52442, that added together give a square (64009 = 253²).

The spelling of 1156752442 in words is "one billion, one hundred fifty-six million, seven hundred fifty-two thousand, four hundred forty-two".