1260540526 has 8 divisors (see below), whose sum is σ = 2160926640. Its totient is φ = 540231648.

The previous prime is 1260540493. The next prime is 1260540527. The reversal of 1260540526 is 6250450621.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1260540527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45019291 + ... + 45019318.

It is an arithmetic number, because the mean of its divisors is an integer number (270115830).

Almost surely, 2^1260540526 is an apocalyptic number.

1260540526 is a deficient number, since it is larger than the sum of its proper divisors (900386114).

1260540526 is an equidigital number, since it uses as much as digits as its factorization.

1260540526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90038618.

The product of its (nonzero) digits is 14400, while the sum is 31.

The square root of 1260540526 is about 35504.0916796924. The cubic root of 1260540526 is about 1080.2367239434.

The spelling of 1260540526 in words is "one billion, two hundred sixty million, five hundred forty thousand, five hundred twenty-six".