1157693473 has 8 divisors (see below), whose sum is σ = 1161540000. Its totient is φ = 1153854048.

The previous prime is 1157693461. The next prime is 1157693479. The reversal of 1157693473 is 3743967511.

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 1157693473 - 2⁹ = 1157692961 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1157693479) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 714258 + ... + 715876.

It is an arithmetic number, because the mean of its divisors is an integer number (145192500).

Almost surely, 2^1157693473 is an apocalyptic number.

It is an amenable number.

1157693473 is a deficient number, since it is larger than the sum of its proper divisors (3846527).

1157693473 is a wasteful number, since it uses less digits than its factorization.

1157693473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3551.

The product of its digits is 476280, while the sum is 46.

The square root of 1157693473 is about 34024.8949006459. The cubic root of 1157693473 is about 1050.0207019350.

The spelling of 1157693473 in words is "one billion, one hundred fifty-seven million, six hundred ninety-three thousand, four hundred seventy-three".