1532243461 has 4 divisors (see below), whose sum is σ = 1751135392. Its totient is φ = 1313351532.

The previous prime is 1532243407. The next prime is 1532243477. The reversal of 1532243461 is 1643422351.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1532243461 - 2¹¹ = 1532241413 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 (1532243761) 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, 109445955 + ... + 109445968.

It is an arithmetic number, because the mean of its divisors is an integer number (437783848).

Almost surely, 2^1532243461 is an apocalyptic number.

It is an amenable number.

1532243461 is a deficient number, since it is larger than the sum of its proper divisors (218891931).

1532243461 is an equidigital number, since it uses as much as digits as its factorization.

1532243461 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 218891930.

The product of its digits is 17280, while the sum is 31.

The square root of 1532243461 is about 39143.8815270024. The cubic root of 1532243461 is about 1152.8582865360.

The spelling of 1532243461 in words is "one billion, five hundred thirty-two million, two hundred forty-three thousand, four hundred sixty-one".