157419753 has 8 divisors (see below), whose sum is σ = 209978208. Its totient is φ = 104903904.

The previous prime is 157419749. The next prime is 157419761. The reversal of 157419753 is 357914751.

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

It is not a de Polignac number, because 157419753 - 2² = 157419749 is a prime.

It is not an unprimeable number, because it can be changed into a prime (157419763) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 700 + ... + 17757.

It is an arithmetic number, because the mean of its divisors is an integer number (26247276).

Almost surely, 2^157419753 is an apocalyptic number.

It is an amenable number.

157419753 is a deficient number, since it is larger than the sum of its proper divisors (52558455).

157419753 is a wasteful number, since it uses less digits than its factorization.

157419753 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21303.

The product of its digits is 132300, while the sum is 42.

The square root of 157419753 is about 12546.7028736637. The cubic root of 157419753 is about 539.9494157006.

The spelling of 157419753 in words is "one hundred fifty-seven million, four hundred nineteen thousand, seven hundred fifty-three".