1453403154623 has 16 divisors (see below), whose sum is σ = 1690332274176. Its totient is φ = 1223964911520.

The previous prime is 1453403154583. The next prime is 1453403154631. The reversal of 1453403154623 is 3264513043541.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1453403154623 - 2⁶ = 1453403154559 is a prime.

It is a super-2 number, since 2×1453403154623² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1453403154223) 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, 6805211 + ... + 7015532.

It is an arithmetic number, because the mean of its divisors is an integer number (105645767136).

Almost surely, 2^{1453403154623} is an apocalyptic number.

1453403154623 is a deficient number, since it is larger than the sum of its proper divisors (236929119553).

1453403154623 is a wasteful number, since it uses less digits than its factorization.

1453403154623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13821014.

The product of its (nonzero) digits is 518400, while the sum is 41.

The spelling of 1453403154623 in words is "one trillion, four hundred fifty-three billion, four hundred three million, one hundred fifty-four thousand, six hundred twenty-three".