1041812564 has 24 divisors (see below), whose sum is σ = 2078912808. Its totient is φ = 452551680.

The previous prime is 1041812549. The next prime is 1041812587. The reversal of 1041812564 is 4652181401.

It can be written as a sum of positive squares in 4 ways, for example, as 437144464 + 604668100 = 20908^2 + 24590^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1041812564.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 588377 + ... + 590144.

It is an arithmetic number, because the mean of its divisors is an integer number (86621367).

Almost surely, 2^1041812564 is an apocalyptic number.

It is an amenable number.

1041812564 is a deficient number, since it is larger than the sum of its proper divisors (1037100244).

1041812564 is a wasteful number, since it uses less digits than its factorization.

1041812564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1178555 (or 1178553 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 1041812564 is about 32277.1213710269. The cubic root of 1041812564 is about 1013.7476571623.

Adding to 1041812564 its reverse (4652181401), we get a palindrome (5693993965).

The spelling of 1041812564 in words is "one billion, forty-one million, eight hundred twelve thousand, five hundred sixty-four".