121301613453 has 32 divisors (see below), whose sum is σ = 169447593600. Its totient is φ = 77085510656.

The previous prime is 121301613437. The next prime is 121301613467. The reversal of 121301613453 is 354316103121.

It is a cyclic number.

It is not a de Polignac number, because 121301613453 - 2⁴ = 121301613437 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 121301613453.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121301613353) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5277001 + ... + 5299937.

It is an arithmetic number, because the mean of its divisors is an integer number (5295237300).

Almost surely, 2^121301613453 is an apocalyptic number.

It is an amenable number.

121301613453 is a deficient number, since it is larger than the sum of its proper divisors (48145980147).

121301613453 is a wasteful number, since it uses less digits than its factorization.

121301613453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23741.

The product of its (nonzero) digits is 6480, while the sum is 30.

Adding to 121301613453 its reverse (354316103121), we get a palindrome (475617716574).

The spelling of 121301613453 in words is "one hundred twenty-one billion, three hundred one million, six hundred thirteen thousand, four hundred fifty-three".