1145542464234 has 48 divisors (see below), whose sum is σ = 2841413859648. Its totient is φ = 326740248576.

The previous prime is 1145542464233. The next prime is 1145542464251. The reversal of 1145542464234 is 4324642455411.

1145542464234 is a `hidden beast` number, since 1 + 1 + 4 + 554 + 2 + 4 + 64 + 2 + 34 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1145542464234.

It is not an unprimeable number, because it can be changed into a prime (1145542464233) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7670167 + ... + 7818090.

It is an arithmetic number, because the mean of its divisors is an integer number (59196122076).

Almost surely, 2^{1145542464234} is an apocalyptic number.

1145542464234 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

1145542464234 is an abundant number, since it is smaller than the sum of its proper divisors (1695871395414).

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

1145542464234 is a wasteful number, since it uses less digits than its factorization.

1145542464234 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15488859 (or 15488856 counting only the distinct ones).

The product of its digits is 1843200, while the sum is 45.

The spelling of 1145542464234 in words is "one trillion, one hundred forty-five billion, five hundred forty-two million, four hundred sixty-four thousand, two hundred thirty-four".