157445414 has 8 divisors (see below), whose sum is σ = 269906448. Its totient is φ = 67476600.

The previous prime is 157445401. The next prime is 157445423. The reversal of 157445414 is 414544751.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5623037 + ... + 5623064.

It is an arithmetic number, because the mean of its divisors is an integer number (33738306).

Almost surely, 2^157445414 is an apocalyptic number.

157445414 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

157445414 is a deficient number, since it is larger than the sum of its proper divisors (112461034).

157445414 is a wasteful number, since it uses less digits than its factorization.

157445414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11246110.

The product of its digits is 44800, while the sum is 35.

The square root of 157445414 is about 12547.7254512521. The cubic root of 157445414 is about 539.9787531649.

The spelling of 157445414 in words is "one hundred fifty-seven million, four hundred forty-five thousand, four hundred fourteen".