115405142354 has 4 divisors (see below), whose sum is σ = 173107713534. Its totient is φ = 57702571176.

The previous prime is 115405142341. The next prime is 115405142381. The reversal of 115405142354 is 453241504511.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 93591329329 + 21813813025 = 305927^2 + 147695^2 .

It is a super-2 number, since 2×115405142354² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28851285587 + ... + 28851285590.

Almost surely, 2^115405142354 is an apocalyptic number.

115405142354 is a deficient number, since it is larger than the sum of its proper divisors (57702571180).

115405142354 is an equidigital number, since it uses as much as digits as its factorization.

115405142354 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57702571179.

The product of its (nonzero) digits is 48000, while the sum is 35.

Adding to 115405142354 its reverse (453241504511), we get a palindrome (568646646865).

The spelling of 115405142354 in words is "one hundred fifteen billion, four hundred five million, one hundred forty-two thousand, three hundred fifty-four".