1453402403423 has 4 divisors (see below), whose sum is σ = 1453591828848. Its totient is φ = 1453212978000.

The previous prime is 1453402403371. The next prime is 1453402403489. The reversal of 1453402403423 is 3243042043541.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1453402403423 - 2⁶ = 1453402403359 is a prime.

It is a super-2 number, since 2×1453402403423² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1453402603423) 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, 94701203 + ... + 94716548.

It is an arithmetic number, because the mean of its divisors is an integer number (363397957212).

Almost surely, 2^{1453402403423} is an apocalyptic number.

1453402403423 is a deficient number, since it is larger than the sum of its proper divisors (189425425).

1453402403423 is an equidigital number, since it uses as much as digits as its factorization.

1453402403423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189425424.

The product of its (nonzero) digits is 138240, while the sum is 35.

Adding to 1453402403423 its reverse (3243042043541), we get a palindrome (4696444446964).

The spelling of 1453402403423 in words is "one trillion, four hundred fifty-three billion, four hundred two million, four hundred three thousand, four hundred twenty-three".