108434157 has 16 divisors (see below), whose sum is σ = 156739968. Its totient is φ = 66283200.

The previous prime is 108434141. The next prime is 108434171. The reversal of 108434157 is 751434801.

It is not a de Polignac number, because 108434157 - 2⁴ = 108434141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (108434257) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3318 + ... + 15095.

It is an arithmetic number, because the mean of its divisors is an integer number (9796248).

Almost surely, 2^108434157 is an apocalyptic number.

It is an amenable number.

108434157 is a deficient number, since it is larger than the sum of its proper divisors (48305811).

108434157 is a wasteful number, since it uses less digits than its factorization.

108434157 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18580.

The product of its (nonzero) digits is 13440, while the sum is 33.

The square root of 108434157 is about 10413.1722832190. The cubic root of 108434157 is about 476.8575932191.

Adding to 108434157 its reverse (751434801), we get a palindrome (859868958).

The spelling of 108434157 in words is "one hundred eight million, four hundred thirty-four thousand, one hundred fifty-seven".