151090213 has 2 divisors, whose sum is σ = 151090214. Its totient is φ = 151090212.

The previous prime is 151090193. The next prime is 151090253. The reversal of 151090213 is 312090151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 149010849 + 2079364 = 12207^2 + 1442^2 .

It is a cyclic number.

It is not a de Polignac number, because 151090213 - 2¹³ = 151082021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151090253) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75545106 + 75545107.

It is an arithmetic number, because the mean of its divisors is an integer number (75545107).

Almost surely, 2^151090213 is an apocalyptic number.

It is an amenable number.

151090213 is a deficient number, since it is larger than the sum of its proper divisors (1).

151090213 is an equidigital number, since it uses as much as digits as its factorization.

151090213 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 22.

The square root of 151090213 is about 12291.8758942645. The cubic root of 151090213 is about 532.6134276067.

The spelling of 151090213 in words is "one hundred fifty-one million, ninety thousand, two hundred thirteen".