157461743 has 8 divisors (see below), whose sum is σ = 162197376. Its totient is φ = 152775000.

The previous prime is 157461739. The next prime is 157461757. The reversal of 157461743 is 347164751.

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 157461743 - 2² = 157461739 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 157461697 and 157461706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (157461763) 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, 5633 + ... + 18618.

It is an arithmetic number, because the mean of its divisors is an integer number (20274672).

Almost surely, 2^157461743 is an apocalyptic number.

157461743 is a deficient number, since it is larger than the sum of its proper divisors (4735633).

157461743 is a wasteful number, since it uses less digits than its factorization.

157461743 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24445.

The product of its digits is 70560, while the sum is 38.

The square root of 157461743 is about 12548.3761100789. The cubic root of 157461743 is about 539.9974199694.

The spelling of 157461743 in words is "one hundred fifty-seven million, four hundred sixty-one thousand, seven hundred forty-three".