1541534464 has 36 divisors (see below), whose sum is σ = 3099255880. Its totient is φ = 765204480.

The previous prime is 1541534461. The next prime is 1541534471. The reversal of 1541534464 is 4644351451.

It is not an unprimeable number, because it can be changed into a prime (1541534461) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13924 + ... + 57244.

Almost surely, 2^1541534464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1541534464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1549627940).

1541534464 is an abundant number, since it is smaller than the sum of its proper divisors (1557721416).

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

1541534464 is an equidigital number, since it uses as much as digits as its factorization.

1541534464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43476 (or 43462 counting only the distinct ones).

The product of its digits is 115200, while the sum is 37.

The square root of 1541534464 is about 39262.3797546710. The cubic root of 1541534464 is about 1155.1837726610.

The spelling of 1541534464 in words is "one billion, five hundred forty-one million, five hundred thirty-four thousand, four hundred sixty-four".