1156473533 has 8 divisors (see below), whose sum is σ = 1185362400. Its totient is φ = 1127926800.

The previous prime is 1156473503. The next prime is 1156473547. The reversal of 1156473533 is 3353746511.

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

It is a cyclic number.

It is not a de Polignac number, because 1156473533 - 2⁸ = 1156473277 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1156473503) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78683 + ... + 92216.

It is an arithmetic number, because the mean of its divisors is an integer number (148170300).

Almost surely, 2^1156473533 is an apocalyptic number.

It is an amenable number.

1156473533 is a deficient number, since it is larger than the sum of its proper divisors (28888867).

1156473533 is a wasteful number, since it uses less digits than its factorization.

1156473533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 171067.

The product of its digits is 113400, while the sum is 38.

The square root of 1156473533 is about 34006.9630075960. The cubic root of 1156473533 is about 1049.6517463366.

The spelling of 1156473533 in words is "one billion, one hundred fifty-six million, four hundred seventy-three thousand, five hundred thirty-three".