1543151364 has 24 divisors (see below), whose sum is σ = 3724848960. Its totient is φ = 496646304.

The previous prime is 1543151347. The next prime is 1543151377. The reversal of 1543151364 is 4631513451.

It is a happy number.

It is a super-2 number, since 2×1543151364² = 4762632264430120992, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2216824 + ... + 2217519.

It is an arithmetic number, because the mean of its divisors is an integer number (155202040).

Almost surely, 2^1543151364 is an apocalyptic number.

It is an amenable number.

1543151364 is an abundant number, since it is smaller than the sum of its proper divisors (2181697596).

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

1543151364 is a wasteful number, since it uses less digits than its factorization.

1543151364 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4434379 (or 4434377 counting only the distinct ones).

The product of its digits is 21600, while the sum is 33.

The square root of 1543151364 is about 39282.9653157701. The cubic root of 1543151364 is about 1155.5875184138.

It can be divided in two parts, 15431 and 51364, that added together give a triangular number (66795 = T₃₆₅).

The spelling of 1543151364 in words is "one billion, five hundred forty-three million, one hundred fifty-one thousand, three hundred sixty-four".