1153454023 has 8 divisors (see below), whose sum is σ = 1164794400. Its totient is φ = 1142127648.

The previous prime is 1153454017. The next prime is 1153454069. The reversal of 1153454023 is 3204543511.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1153454023 - 2⁵ = 1153453991 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1153453982 and 1153454000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1153454123) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 249390 + ... + 253972.

It is an arithmetic number, because the mean of its divisors is an integer number (145599300).

Almost surely, 2^1153454023 is an apocalyptic number.

1153454023 is a deficient number, since it is larger than the sum of its proper divisors (11340377).

1153454023 is a wasteful number, since it uses less digits than its factorization.

1153454023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7001.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 1153454023 is about 33962.5385240856. The cubic root of 1153454023 is about 1048.7374160363.

Adding to 1153454023 its reverse (3204543511), we get a palindrome (4357997534).

The spelling of 1153454023 in words is "one billion, one hundred fifty-three million, four hundred fifty-four thousand, twenty-three".