111429457 has 8 divisors (see below), whose sum is σ = 116407296. Its totient is φ = 106462752.

The previous prime is 111429443. The next prime is 111429467. The reversal of 111429457 is 754924111.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111429457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111429467) 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, 22773 + ... + 27229.

It is an arithmetic number, because the mean of its divisors is an integer number (14550912).

Almost surely, 2^111429457 is an apocalyptic number.

It is an amenable number.

111429457 is a deficient number, since it is larger than the sum of its proper divisors (4977839).

111429457 is a wasteful number, since it uses less digits than its factorization.

111429457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5567.

The product of its digits is 10080, while the sum is 34.

The square root of 111429457 is about 10556.0152046120. The cubic root of 111429457 is about 481.2085531967.

The spelling of 111429457 in words is "one hundred eleven million, four hundred twenty-nine thousand, four hundred fifty-seven".