1452605400121 has 16 divisors (see below), whose sum is σ = 1530439795584. Its totient is φ = 1376002831104.

The previous prime is 1452605400101. The next prime is 1452605400139. The reversal of 1452605400121 is 1210045062541.

It is a happy number.

It is not a de Polignac number, because 1452605400121 - 2²⁵ = 1452571845689 is a prime.

It is a super-2 number, since 2×1452605400121² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1452605400101) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7376881 + ... + 7571233.

It is an arithmetic number, because the mean of its divisors is an integer number (95652487224).

Almost surely, 2^{1452605400121} is an apocalyptic number.

It is an amenable number.

1452605400121 is a deficient number, since it is larger than the sum of its proper divisors (77834395463).

1452605400121 is a wasteful number, since it uses less digits than its factorization.

1452605400121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197520.

The product of its (nonzero) digits is 9600, while the sum is 31.

The spelling of 1452605400121 in words is "one trillion, four hundred fifty-two billion, six hundred five million, four hundred thousand, one hundred twenty-one".