1540152032 has 48 divisors (see below), whose sum is σ = 3091247712. Its totient is φ = 755220480.

The previous prime is 1540152017. The next prime is 1540152073. The reversal of 1540152032 is 2302510451.

It is a junction number, because it is equal to n+sod(n) for n = 1540151989 and 1540152007.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348557 + ... + 352947.

It is an arithmetic number, because the mean of its divisors is an integer number (64400994).

Almost surely, 2^1540152032 is an apocalyptic number.

It is an amenable number.

1540152032 is an abundant number, since it is smaller than the sum of its proper divisors (1551095680).

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

1540152032 is a wasteful number, since it uses less digits than its factorization.

1540152032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4611 (or 4603 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1540152032 is about 39244.7707599369. The cubic root of 1540152032 is about 1154.8383504711.

Adding to 1540152032 its reverse (2302510451), we get a palindrome (3842662483).

The spelling of 1540152032 in words is "one billion, five hundred forty million, one hundred fifty-two thousand, thirty-two".