1015312063 has 16 divisors (see below), whose sum is σ = 1133015040. Its totient is φ = 904176000.

The previous prime is 1015312049. The next prime is 1015312073. The reversal of 1015312063 is 3602135101.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 1015312063 - 2¹³ = 1015303871 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 (1015312003) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 370408 + ... + 373138.

It is an arithmetic number, because the mean of its divisors is an integer number (70813440).

Almost surely, 2^1015312063 is an apocalyptic number.

1015312063 is a deficient number, since it is larger than the sum of its proper divisors (117702977).

1015312063 is a wasteful number, since it uses less digits than its factorization.

1015312063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3918.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 1015312063 is about 31863.9618220961. The cubic root of 1015312063 is about 1005.0781893409.

Adding to 1015312063 its reverse (3602135101), we get a palindrome (4617447164).

The spelling of 1015312063 in words is "one billion, fifteen million, three hundred twelve thousand, sixty-three".