1151510543 has 16 divisors (see below), whose sum is σ = 1197939456. Its totient is φ = 1106055360.

The previous prime is 1151510537. The next prime is 1151510551. The reversal of 1151510543 is 3450151511.

It is not a de Polignac number, because 1151510543 - 2¹⁴ = 1151494159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151510513) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1779446 + ... + 1780092.

It is an arithmetic number, because the mean of its divisors is an integer number (74871216).

Almost surely, 2^1151510543 is an apocalyptic number.

1151510543 is a deficient number, since it is larger than the sum of its proper divisors (46428913).

1151510543 is an equidigital number, since it uses as much as digits as its factorization.

1151510543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1294.

The product of its (nonzero) digits is 1500, while the sum is 26.

The square root of 1151510543 is about 33933.9143483330. The cubic root of 1151510543 is about 1048.1480713488.

The spelling of 1151510543 in words is "one billion, one hundred fifty-one million, five hundred ten thousand, five hundred forty-three".