1453453551 has 20 divisors (see below), whose sum is σ = 2368592424. Its totient is φ = 880880400.

The previous prime is 1453453549. The next prime is 1453453577. The reversal of 1453453551 is 1553543541.

1453453551 is a `hidden beast` number, since 1 + 4 + 53 + 4 + 53 + 551 = 666.

It is not a de Polignac number, because 1453453551 - 2¹ = 1453453549 is a prime.

It is a super-2 number, since 2×1453453551² = 4225054449829019202, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1453453531) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 814740 + ... + 816521.

Almost surely, 2^1453453551 is an apocalyptic number.

1453453551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1453453551 is a deficient number, since it is larger than the sum of its proper divisors (915138873).

1453453551 is a wasteful number, since it uses less digits than its factorization.

1453453551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1631284 (or 1631275 counting only the distinct ones).

The product of its digits is 90000, while the sum is 36.

The square root of 1453453551 is about 38124.1859060623. The cubic root of 1453453551 is about 1132.7490825312.

The spelling of 1453453551 in words is "one billion, four hundred fifty-three million, four hundred fifty-three thousand, five hundred fifty-one".