1043563252015 has 16 divisors (see below), whose sum is σ = 1375497561600. Its totient is φ = 756523655712.

The previous prime is 1043563252013. The next prime is 1043563252019. The reversal of 1043563252015 is 5102523653401.

It is a cyclic number.

It is not a de Polignac number, because 1043563252015 - 2¹ = 1043563252013 is a prime.

It is a super-2 number, since 2×1043563252015² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1043563252013) 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, 238799475 + ... + 238803844.

It is an arithmetic number, because the mean of its divisors is an integer number (85968597600).

Almost surely, 2^{1043563252015} is an apocalyptic number.

1043563252015 is a deficient number, since it is larger than the sum of its proper divisors (331934309585).

1043563252015 is a wasteful number, since it uses less digits than its factorization.

1043563252015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 477603366.

The product of its (nonzero) digits is 108000, while the sum is 37.

The spelling of 1043563252015 in words is "one trillion, forty-three billion, five hundred sixty-three million, two hundred fifty-two thousand, fifteen".