1455122732453 has 16 divisors (see below), whose sum is σ = 1577813083392. Its totient is φ = 1333989000000.

The previous prime is 1455122732423. The next prime is 1455122732509. The reversal of 1455122732453 is 3542372215541.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1455122732453 - 2⁶ = 1455122732389 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1455122732423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1355378 + ... + 2178828.

It is an arithmetic number, because the mean of its divisors is an integer number (98613317712).

Almost surely, 2^{1455122732453} is an apocalyptic number.

1455122732453 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

1455122732453 is a deficient number, since it is larger than the sum of its proper divisors (122690350939).

1455122732453 is a wasteful number, since it uses less digits than its factorization.

1455122732453 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 824396.

The product of its digits is 1008000, while the sum is 44.

Adding to 1455122732453 its reverse (3542372215541), we get a palindrome (4997494947994).

The spelling of 1455122732453 in words is "one trillion, four hundred fifty-five billion, one hundred twenty-two million, seven hundred thirty-two thousand, four hundred fifty-three".