151490093 has 2 divisors, whose sum is σ = 151490094. Its totient is φ = 151490092.

The previous prime is 151490069. The next prime is 151490147. The reversal of 151490093 is 390094151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93760489 + 57729604 = 9683^2 + 7598^2 .

It is a cyclic number.

It is not a de Polignac number, because 151490093 - 2¹⁸ = 151227949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151490063) 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, 75745046 + 75745047.

It is an arithmetic number, because the mean of its divisors is an integer number (75745047).

Almost surely, 2^151490093 is an apocalyptic number.

It is an amenable number.

151490093 is a deficient number, since it is larger than the sum of its proper divisors (1).

151490093 is an equidigital number, since it uses as much as digits as its factorization.

151490093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4860, while the sum is 32.

The square root of 151490093 is about 12308.1311741466. The cubic root of 151490093 is about 533.0828907055.

The spelling of 151490093 in words is "one hundred fifty-one million, four hundred ninety thousand, ninety-three".