920250541867 has 2 divisors, whose sum is σ = 920250541868. Its totient is φ = 920250541866.

The previous prime is 920250541843. The next prime is 920250541871. The reversal of 920250541867 is 768145052029.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-920250541867 is a prime.

It is a super-2 number, since 2×920250541867² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 920250541867.

It is not a weakly prime, because it can be changed into another prime (920250541367) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 460125270933 + 460125270934.

It is an arithmetic number, because the mean of its divisors is an integer number (460125270934).

Almost surely, 2^920250541867 is an apocalyptic number.

920250541867 is a deficient number, since it is larger than the sum of its proper divisors (1).

920250541867 is an equidigital number, since it uses as much as digits as its factorization.

920250541867 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1209600, while the sum is 49.

The spelling of 920250541867 in words is "nine hundred twenty billion, two hundred fifty million, five hundred forty-one thousand, eight hundred sixty-seven".