113155245451 has 4 divisors (see below), whose sum is σ = 113316665904. Its totient is φ = 112993825000.

The previous prime is 113155245439. The next prime is 113155245527. The reversal of 113155245451 is 154542551311.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 113155245451 - 2¹¹ = 113155243403 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 113155245451.

It is not an unprimeable number, because it can be changed into a prime (113155245431) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 80709175 + ... + 80710576.

It is an arithmetic number, because the mean of its divisors is an integer number (28329166476).

Almost surely, 2^113155245451 is an apocalyptic number.

113155245451 is a deficient number, since it is larger than the sum of its proper divisors (161420453).

113155245451 is an equidigital number, since it uses as much as digits as its factorization.

113155245451 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161420452.

The product of its digits is 60000, while the sum is 37.

Adding to 113155245451 its reverse (154542551311), we get a palindrome (267697796762).

The spelling of 113155245451 in words is "one hundred thirteen billion, one hundred fifty-five million, two hundred forty-five thousand, four hundred fifty-one".