763040137 has 4 divisors (see below), whose sum is σ = 766372420. Its totient is φ = 759707856.

The previous prime is 763040129. The next prime is 763040143. The reversal of 763040137 is 731040367.

763040137 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 654796921 + 108243216 = 25589^2 + 10404^2 .

It is a cyclic number.

It is not a de Polignac number, because 763040137 - 2³ = 763040129 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 763040099 and 763040108.

It is not an unprimeable number, because it can be changed into a prime (763040147) 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, 1665798 + ... + 1666255.

It is an arithmetic number, because the mean of its divisors is an integer number (191593105).

Almost surely, 2^763040137 is an apocalyptic number.

It is an amenable number.

763040137 is a deficient number, since it is larger than the sum of its proper divisors (3332283).

763040137 is a wasteful number, since it uses less digits than its factorization.

763040137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3332282.

The product of its (nonzero) digits is 10584, while the sum is 31.

The square root of 763040137 is about 27623.1811527927. The cubic root of 763040137 is about 913.7957370329.

The spelling of 763040137 in words is "seven hundred sixty-three million, forty thousand, one hundred thirty-seven".