1531652012 has 24 divisors (see below), whose sum is σ = 2930108160. Its totient is φ = 694766160.

The previous prime is 1531652011. The next prime is 1531652029. The reversal of 1531652012 is 2102561351.

It is not an unprimeable number, because it can be changed into a prime (1531652011) by changing a digit.

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, 14312 + ... + 57167.

It is an arithmetic number, because the mean of its divisors is an integer number (122087840).

Almost surely, 2^1531652012 is an apocalyptic number.

It is an amenable number.

1531652012 is a deficient number, since it is larger than the sum of its proper divisors (1398456148).

1531652012 is a wasteful number, since it uses less digits than its factorization.

1531652012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 71981 (or 71979 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 26.

The square root of 1531652012 is about 39136.3259900569. The cubic root of 1531652012 is about 1152.7099322548.

The spelling of 1531652012 in words is "one billion, five hundred thirty-one million, six hundred fifty-two thousand, twelve".