121416464253 has 8 divisors (see below), whose sum is σ = 185015564608. Its totient is φ = 69380836704.

The previous prime is 121416464233. The next prime is 121416464287. The reversal of 121416464253 is 352464614121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 121416464253 - 2¹³ = 121416456061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121416464203) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2890868176 + ... + 2890868217.

It is an arithmetic number, because the mean of its divisors is an integer number (23126945576).

Almost surely, 2^121416464253 is an apocalyptic number.

It is an amenable number.

121416464253 is a deficient number, since it is larger than the sum of its proper divisors (63599100355).

121416464253 is an equidigital number, since it uses as much as digits as its factorization.

121416464253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5781736403.

The product of its digits is 138240, while the sum is 39.

The spelling of 121416464253 in words is "one hundred twenty-one billion, four hundred sixteen million, four hundred sixty-four thousand, two hundred fifty-three".