151146397 has 2 divisors, whose sum is σ = 151146398. Its totient is φ = 151146396.

The previous prime is 151146379. The next prime is 151146431. The reversal of 151146397 is 793641151.

It is a happy number.

Together with previous prime (151146379) it forms an Ormiston pair, because they use the same digits, order apart.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 83429956 + 67716441 = 9134^2 + 8229^2 .

It is a cyclic number.

It is not a de Polignac number, because 151146397 - 2¹¹ = 151144349 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151146497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75573198 + 75573199.

It is an arithmetic number, because the mean of its divisors is an integer number (75573199).

Almost surely, 2^151146397 is an apocalyptic number.

It is an amenable number.

151146397 is a deficient number, since it is larger than the sum of its proper divisors (1).

151146397 is an equidigital number, since it uses as much as digits as its factorization.

151146397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 22680, while the sum is 37.

The square root of 151146397 is about 12294.1610937876. The cubic root of 151146397 is about 532.6794381571.

The spelling of 151146397 in words is "one hundred fifty-one million, one hundred forty-six thousand, three hundred ninety-seven".