1156464342 has 48 divisors (see below), whose sum is σ = 2760572880. Its totient is φ = 346968000.

The previous prime is 1156464329. The next prime is 1156464371. The reversal of 1156464342 is 2434646511.

1156464342 is a `hidden beast` number, since 1 + 1 + 5 + 6 + 4 + 643 + 4 + 2 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1156464297 and 1156464306.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 8917 + ... + 48912.

It is an arithmetic number, because the mean of its divisors is an integer number (57511935).

Almost surely, 2^1156464342 is an apocalyptic number.

1156464342 is an abundant number, since it is smaller than the sum of its proper divisors (1604108538).

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

1156464342 is a wasteful number, since it uses less digits than its factorization.

1156464342 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57949 (or 57946 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 1156464342 is about 34006.8278732375. The cubic root of 1156464342 is about 1049.6489656490.

The spelling of 1156464342 in words is "one billion, one hundred fifty-six million, four hundred sixty-four thousand, three hundred forty-two".