114415721 has 4 divisors (see below), whose sum is σ = 130760832. Its totient is φ = 98070612.

The previous prime is 114415709. The next prime is 114415723. The reversal of 114415721 is 127514411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 127514411 = 163 ⋅782297.

It is a cyclic number.

It is not a de Polignac number, because 114415721 - 2²² = 110221417 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (114415723) 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, 8172545 + ... + 8172558.

It is an arithmetic number, because the mean of its divisors is an integer number (32690208).

Almost surely, 2^114415721 is an apocalyptic number.

It is an amenable number.

114415721 is a deficient number, since it is larger than the sum of its proper divisors (16345111).

114415721 is an equidigital number, since it uses as much as digits as its factorization.

114415721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16345110.

The product of its digits is 1120, while the sum is 26.

The square root of 114415721 is about 10696.5284555317. The cubic root of 114415721 is about 485.4694444983.

It can be divided in two parts, 11441 and 5721, that multiplied together give a triangular number (65453961 = T₁₁₄₄₁).

The spelling of 114415721 in words is "one hundred fourteen million, four hundred fifteen thousand, seven hundred twenty-one".