151249801 has 2 divisors, whose sum is σ = 151249802. Its totient is φ = 151249800.

The previous prime is 151249789. The next prime is 151249811. The reversal of 151249801 is 108942151.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86044176 + 65205625 = 9276^2 + 8075^2 .

It is an emirp because it is prime and its reverse (108942151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 151249801 - 2²³ = 142861193 is a prime.

It is equal to p_8510719 and since 151249801 and 8510719 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (151249811) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75624900 + 75624901.

It is an arithmetic number, because the mean of its divisors is an integer number (75624901).

Almost surely, 2^151249801 is an apocalyptic number.

It is an amenable number.

151249801 is a deficient number, since it is larger than the sum of its proper divisors (1).

151249801 is an equidigital number, since it uses as much as digits as its factorization.

151249801 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2880, while the sum is 31.

The square root of 151249801 is about 12298.3657857457. The cubic root of 151249801 is about 532.8008847140.

The spelling of 151249801 in words is "one hundred fifty-one million, two hundred forty-nine thousand, eight hundred one".