151710661 has 2 divisors, whose sum is σ = 151710662. Its totient is φ = 151710660.

The previous prime is 151710641. The next prime is 151710667. The reversal of 151710661 is 166017151.

151710661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95550625 + 56160036 = 9775^2 + 7494^2 .

It is a cyclic number.

It is not a de Polignac number, because 151710661 - 2¹³ = 151702469 is a prime.

It is a super-2 number, since 2×151710661² = 46032249322113842, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151710667) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75855330 + 75855331.

It is an arithmetic number, because the mean of its divisors is an integer number (75855331).

Almost surely, 2^151710661 is an apocalyptic number.

It is an amenable number.

151710661 is a deficient number, since it is larger than the sum of its proper divisors (1).

151710661 is an equidigital number, since it uses as much as digits as its factorization.

151710661 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1260, while the sum is 28.

The square root of 151710661 is about 12317.0881705052. The cubic root of 151710661 is about 533.3414862903.

The spelling of 151710661 in words is "one hundred fifty-one million, seven hundred ten thousand, six hundred sixty-one".