146801251 has 2 divisors, whose sum is σ = 146801252. Its totient is φ = 146801250.

The previous prime is 146801243. The next prime is 146801287. The reversal of 146801251 is 152108641.

It is a weak prime.

It is an emirp because it is prime and its reverse (152108641) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 146801251 - 2³ = 146801243 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (146801651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73400625 + 73400626.

It is an arithmetic number, because the mean of its divisors is an integer number (73400626).

Almost surely, 2^146801251 is an apocalyptic number.

146801251 is a deficient number, since it is larger than the sum of its proper divisors (1).

146801251 is an equidigital number, since it uses as much as digits as its factorization.

146801251 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1920, while the sum is 28.

The square root of 146801251 is about 12116.1566100806. The cubic root of 146801251 is about 527.5252502457.

Adding to 146801251 its reverse (152108641), we get a palindrome (298909892).

It can be divided in two parts, 14680 and 1251, that added together give a triangular number (15931 = T₁₇₈).

The spelling of 146801251 in words is "one hundred forty-six million, eight hundred one thousand, two hundred fifty-one".