113143245 has 32 divisors (see below), whose sum is σ = 192481920. Its totient is φ = 56555520.

The previous prime is 113143229. The next prime is 113143253. The reversal of 113143245 is 542341311.

It is a happy number.

It is not a de Polignac number, because 113143245 - 2⁴ = 113143229 is a prime.

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, 70866 + ... + 72444.

It is an arithmetic number, because the mean of its divisors is an integer number (6015060).

Almost surely, 2^113143245 is an apocalyptic number.

113143245 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

113143245 is a deficient number, since it is larger than the sum of its proper divisors (79338675).

113143245 is a wasteful number, since it uses less digits than its factorization.

113143245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1885.

The product of its digits is 1440, while the sum is 24.

The square root of 113143245 is about 10636.8813568640. The cubic root of 113143245 is about 483.6630127561.

Adding to 113143245 its reverse (542341311), we get a palindrome (655484556).

The spelling of 113143245 in words is "one hundred thirteen million, one hundred forty-three thousand, two hundred forty-five".