940513261 has 8 divisors (see below), whose sum is σ = 951854400. Its totient is φ = 929205888.

The previous prime is 940513229. The next prime is 940513267. The reversal of 940513261 is 162315049.

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 940513261 - 2⁵ = 940513229 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 (940513267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50010 + ... + 66196.

It is an arithmetic number, because the mean of its divisors is an integer number (118981800).

Almost surely, 2^940513261 is an apocalyptic number.

It is an amenable number.

940513261 is a deficient number, since it is larger than the sum of its proper divisors (11341139).

940513261 is a wasteful number, since it uses less digits than its factorization.

940513261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16883.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 940513261 is about 30667.7886551998. The cubic root of 940513261 is about 979.7643682415.

The spelling of 940513261 in words is "nine hundred forty million, five hundred thirteen thousand, two hundred sixty-one".