151664503 has 2 divisors, whose sum is σ = 151664504. Its totient is φ = 151664502.

The previous prime is 151664423. The next prime is 151664537. The reversal of 151664503 is 305466151.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 151664503 - 2¹³ = 151656311 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151664573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75832251 + 75832252.

It is an arithmetic number, because the mean of its divisors is an integer number (75832252).

Almost surely, 2^151664503 is an apocalyptic number.

151664503 is a deficient number, since it is larger than the sum of its proper divisors (1).

151664503 is an equidigital number, since it uses as much as digits as its factorization.

151664503 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 10800, while the sum is 31.

The square root of 151664503 is about 12315.2142896500. The cubic root of 151664503 is about 533.2873910512.

The spelling of 151664503 in words is "one hundred fifty-one million, six hundred sixty-four thousand, five hundred three".