63435157 has 8 divisors (see below), whose sum is σ = 64421280. Its totient is φ = 62454480.

The previous prime is 63435137. The next prime is 63435161. The reversal of 63435157 is 75153436.

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 63435157 - 2²³ = 55046549 is a prime.

It is a super-2 number, since 2×63435157² = 8048038287229298, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (63435137) 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, 26319 + ... + 28627.

It is an arithmetic number, because the mean of its divisors is an integer number (8052660).

Almost surely, 2^63435157 is an apocalyptic number.

It is an amenable number.

63435157 is a deficient number, since it is larger than the sum of its proper divisors (986123).

63435157 is a wasteful number, since it uses less digits than its factorization.

63435157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2723.

The product of its digits is 37800, while the sum is 34.

The square root of 63435157 is about 7964.6190743814. The cubic root of 63435157 is about 398.8197647871.

The spelling of 63435157 in words is "sixty-three million, four hundred thirty-five thousand, one hundred fifty-seven".