1114152421 has 4 divisors (see below), whose sum is σ = 1152571500. Its totient is φ = 1075733344.

The previous prime is 1114152397. The next prime is 1114152449. The reversal of 1114152421 is 1242514111.

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 2 ways, for example, as 807412225 + 306740196 = 28415^2 + 17514^2 .

It is a cyclic number.

It is not a de Polignac number, because 1114152421 - 2²⁵ = 1080597989 is a prime.

It is a super-2 number, since 2×1114152421² = 2482671234440322482, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1114152392 and 1114152401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112152421) 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, 19209496 + ... + 19209553.

It is an arithmetic number, because the mean of its divisors is an integer number (288142875).

Almost surely, 2^1114152421 is an apocalyptic number.

It is an amenable number.

1114152421 is a deficient number, since it is larger than the sum of its proper divisors (38419079).

1114152421 is an equidigital number, since it uses as much as digits as its factorization.

1114152421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38419078.

The product of its digits is 320, while the sum is 22.

The square root of 1114152421 is about 33378.9218070327. The cubic root of 1114152421 is about 1036.6883134382.

Adding to 1114152421 its reverse (1242514111), we get a palindrome (2356666532).

The spelling of 1114152421 in words is "one billion, one hundred fourteen million, one hundred fifty-two thousand, four hundred twenty-one".