109540156 has 36 divisors (see below), whose sum is σ = 212546376. Its totient is φ = 48984000.

The previous prime is 109540141. The next prime is 109540157. The reversal of 109540156 is 651045901.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (109540157) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 697630 + ... + 697786.

It is an arithmetic number, because the mean of its divisors is an integer number (5904066).

Almost surely, 2^109540156 is an apocalyptic number.

It is an amenable number.

109540156 is a deficient number, since it is larger than the sum of its proper divisors (103006220).

109540156 is a wasteful number, since it uses less digits than its factorization.

109540156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 430 (or 271 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 31.

The square root of 109540156 is about 10466.1433202493. The cubic root of 109540156 is about 478.4733847802.

The spelling of 109540156 in words is "one hundred nine million, five hundred forty thousand, one hundred fifty-six".