1541543052 has 24 divisors (see below), whose sum is σ = 4110781696. Its totient is φ = 440440848.

The previous prime is 1541543039. The next prime is 1541543057. The reversal of 1541543052 is 2503451451.

It is not an unprimeable number, because it can be changed into a prime (1541543057) 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, 9175768 + ... + 9175935.

Almost surely, 2^1541543052 is an apocalyptic number.

1541543052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1541543052 is an abundant number, since it is smaller than the sum of its proper divisors (2569238644).

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

1541543052 is a wasteful number, since it uses less digits than its factorization.

1541543052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18351717 (or 18351715 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 30.

The square root of 1541543052 is about 39262.4891212974. The cubic root of 1541543052 is about 1155.1859178612.

The spelling of 1541543052 in words is "one billion, five hundred forty-one million, five hundred forty-three thousand, fifty-two".