906155093 has 2 divisors, whose sum is σ = 906155094. Its totient is φ = 906155092.

The previous prime is 906155071. The next prime is 906155111. The reversal of 906155093 is 390551609.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 568440964 + 337714129 = 23842^2 + 18377^2 .

It is a cyclic number.

It is not a de Polignac number, because 906155093 - 2¹⁶ = 906089557 is a prime.

It is a super-2 number, since 2×906155093² = 1642234105139677298, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (906155293) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 453077546 + 453077547.

It is an arithmetic number, because the mean of its divisors is an integer number (453077547).

Almost surely, 2^906155093 is an apocalyptic number.

It is an amenable number.

906155093 is a deficient number, since it is larger than the sum of its proper divisors (1).

906155093 is an equidigital number, since it uses as much as digits as its factorization.

906155093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 36450, while the sum is 38.

The square root of 906155093 is about 30102.4100862373. The cubic root of 906155093 is about 967.6853775257.

The spelling of 906155093 in words is "nine hundred six million, one hundred fifty-five thousand, ninety-three".