1545340532 has 12 divisors (see below), whose sum is σ = 2709348516. Its totient is φ = 771240960.

The previous prime is 1545340529. The next prime is 1545340541. The reversal of 1545340532 is 2350435451.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 754381156 + 790959376 = 27466^2 + 28124^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 354893 + ... + 359220.

It is an arithmetic number, because the mean of its divisors is an integer number (225779043).

Almost surely, 2^1545340532 is an apocalyptic number.

It is an amenable number.

1545340532 is a deficient number, since it is larger than the sum of its proper divisors (1164007984).

1545340532 is a wasteful number, since it uses less digits than its factorization.

1545340532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 714658 (or 714656 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 32.

The square root of 1545340532 is about 39310.8195284708. The cubic root of 1545340532 is about 1156.1337123780.

Adding to 1545340532 its reverse (2350435451), we get a palindrome (3895775983).

The spelling of 1545340532 in words is "one billion, five hundred forty-five million, three hundred forty thousand, five hundred thirty-two".