1153143054 has 40 divisors (see below), whose sum is σ = 2953025328. Its totient is φ = 329469120.

The previous prime is 1153143029. The next prime is 1153143067. The reversal of 1153143054 is 4503413511.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 507307 + ... + 509574.

Almost surely, 2^1153143054 is an apocalyptic number.

1153143054 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1153143054 is an abundant number, since it is smaller than the sum of its proper divisors (1799882274).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1153143054 is a wasteful number, since it uses less digits than its factorization.

1153143054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1016902 (or 1016893 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

The square root of 1153143054 is about 33957.9600977444. The cubic root of 1153143054 is about 1048.6431616979.

Adding to 1153143054 its reverse (4503413511), we get a palindrome (5656556565).

The spelling of 1153143054 in words is "one billion, one hundred fifty-three million, one hundred forty-three thousand, fifty-four".