913788541 has 4 divisors (see below), whose sum is σ = 919921500. Its totient is φ = 907655584.

The previous prime is 913788517. The next prime is 913788559. The reversal of 913788541 is 145887319.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 145887319 = 17 ⋅8581607.

It can be written as a sum of positive squares in 2 ways, for example, as 490622500 + 423166041 = 22150^2 + 20571^2 .

It is a cyclic number.

It is not a de Polignac number, because 913788541 - 2²³ = 905399933 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 913788491 and 913788500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (913788041) 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, 3066256 + ... + 3066553.

It is an arithmetic number, because the mean of its divisors is an integer number (229980375).

Almost surely, 2^913788541 is an apocalyptic number.

It is an amenable number.

913788541 is a deficient number, since it is larger than the sum of its proper divisors (6132959).

913788541 is a wasteful number, since it uses less digits than its factorization.

913788541 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6132958.

The product of its digits is 241920, while the sum is 46.

The square root of 913788541 is about 30228.9354923391. The cubic root of 913788541 is about 970.3950426215.

The spelling of 913788541 in words is "nine hundred thirteen million, seven hundred eighty-eight thousand, five hundred forty-one".