111401430 has 64 divisors (see below), whose sum is σ = 306408960. Its totient is φ = 25392384.

The previous prime is 111401429. The next prime is 111401453. The reversal of 111401430 is 34104111.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 129562 + ... + 130418.

It is an arithmetic number, because the mean of its divisors is an integer number (4787640).

Almost surely, 2^111401430 is an apocalyptic number.

111401430 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111401430 is an abundant number, since it is smaller than the sum of its proper divisors (195007530).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

111401430 is a wasteful number, since it uses less digits than its factorization.

111401430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1493.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 111401430 is about 10554.6875841969. The cubic root of 111401430 is about 481.1682049101.

Adding to 111401430 its reverse (34104111), we get a palindrome (145505541).

The spelling of 111401430 in words is "one hundred eleven million, four hundred one thousand, four hundred thirty".