1531064230 has 64 divisors (see below), whose sum is σ = 2962915200. Its totient is φ = 568212480.

The previous prime is 1531064221. The next prime is 1531064267. The reversal of 1531064230 is 324601351.

It is a junction number, because it is equal to n+sod(n) for n = 1531064195 and 1531064204.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2159116 + ... + 2159824.

It is an arithmetic number, because the mean of its divisors is an integer number (46295550).

Almost surely, 2^1531064230 is an apocalyptic number.

1531064230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1531064230 is a deficient number, since it is larger than the sum of its proper divisors (1431850970).

1531064230 is a wasteful number, since it uses less digits than its factorization.

1531064230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1009.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 1531064230 is about 39128.8158522591. The cubic root of 1531064230 is about 1152.5624599323.

Adding to 1531064230 its reverse (324601351), we get a palindrome (1855665581).

The spelling of 1531064230 in words is "one billion, five hundred thirty-one million, sixty-four thousand, two hundred thirty".