151603253 has 2 divisors, whose sum is σ = 151603254. Its totient is φ = 151603252.

The previous prime is 151603217. The next prime is 151603301. The reversal of 151603253 is 352306151.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 78978769 + 72624484 = 8887^2 + 8522^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-151603253 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151603453) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75801626 + 75801627.

It is an arithmetic number, because the mean of its divisors is an integer number (75801627).

Almost surely, 2^151603253 is an apocalyptic number.

It is an amenable number.

151603253 is a deficient number, since it is larger than the sum of its proper divisors (1).

151603253 is an equidigital number, since it uses as much as digits as its factorization.

151603253 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2700, while the sum is 26.

The square root of 151603253 is about 12312.7272770902. The cubic root of 151603253 is about 533.2155916735.

The spelling of 151603253 in words is "one hundred fifty-one million, six hundred three thousand, two hundred fifty-three".