157153330 has 8 divisors (see below), whose sum is σ = 282876012. Its totient is φ = 62861328.

The previous prime is 157153307. The next prime is 157153331. The reversal of 157153330 is 33351751.

It can be written as a sum of positive squares in 2 ways, for example, as 128391561 + 28761769 = 11331^2 + 5363^2 .

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

It is not an unprimeable number, because it can be changed into a prime (157153331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7857657 + ... + 7857676.

Almost surely, 2^157153330 is an apocalyptic number.

157153330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

157153330 is a deficient number, since it is larger than the sum of its proper divisors (125722682).

157153330 is a wasteful number, since it uses less digits than its factorization.

157153330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15715340.

The product of its (nonzero) digits is 4725, while the sum is 28.

The square root of 157153330 is about 12536.0811260936. The cubic root of 157153330 is about 539.6446335879.

The spelling of 157153330 in words is "one hundred fifty-seven million, one hundred fifty-three thousand, three hundred thirty".