1040525551 has 8 divisors (see below), whose sum is σ = 1125505584. Its totient is φ = 956251200.

The previous prime is 1040525537. The next prime is 1040525561. The reversal of 1040525551 is 1555250401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1040525551 - 2¹⁷ = 1040394479 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 (1040525501) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 173350 + ... + 179251.

It is an arithmetic number, because the mean of its divisors is an integer number (140688198).

Almost surely, 2^1040525551 is an apocalyptic number.

1040525551 is a deficient number, since it is larger than the sum of its proper divisors (84980033).

1040525551 is a wasteful number, since it uses less digits than its factorization.

1040525551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352841.

The product of its (nonzero) digits is 5000, while the sum is 28.

The square root of 1040525551 is about 32257.1782863908. The cubic root of 1040525551 is about 1013.3300375609.

Adding to 1040525551 its reverse (1555250401), we get a palindrome (2595775952).

The spelling of 1040525551 in words is "one billion, forty million, five hundred twenty-five thousand, five hundred fifty-one".