115430045 has 4 divisors (see below), whose sum is σ = 138516060. Its totient is φ = 92344032.

The previous prime is 115430039. The next prime is 115430057. The reversal of 115430045 is 540034511.

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

It can be written as a sum of positive squares in 2 ways, for example, as 73582084 + 41847961 = 8578^2 + 6469^2 .

It is a cyclic number.

It is not a de Polignac number, because 115430045 - 2¹⁰ = 115429021 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 115430045.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11543000 + ... + 11543009.

It is an arithmetic number, because the mean of its divisors is an integer number (34629015).

Almost surely, 2^115430045 is an apocalyptic number.

It is an amenable number.

115430045 is a deficient number, since it is larger than the sum of its proper divisors (23086015).

115430045 is an equidigital number, since it uses as much as digits as its factorization.

115430045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23086014.

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 115430045 is about 10743.8375360017. The cubic root of 115430045 is about 486.8998285904.

Adding to 115430045 its reverse (540034511), we get a palindrome (655464556).

The spelling of 115430045 in words is "one hundred fifteen million, four hundred thirty thousand, forty-five".