151261207 has 2 divisors, whose sum is σ = 151261208. Its totient is φ = 151261206.

The previous prime is 151261199. The next prime is 151261219. The reversal of 151261207 is 702162151.

It is a weak prime.

It is an emirp because it is prime and its reverse (702162151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 151261207 - 2³ = 151261199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (151261267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75630603 + 75630604.

It is an arithmetic number, because the mean of its divisors is an integer number (75630604).

Almost surely, 2^151261207 is an apocalyptic number.

151261207 is a deficient number, since it is larger than the sum of its proper divisors (1).

151261207 is an equidigital number, since it uses as much as digits as its factorization.

151261207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 840, while the sum is 25.

The square root of 151261207 is about 12298.8294971513. The cubic root of 151261207 is about 532.8142775120.

The spelling of 151261207 in words is "one hundred fifty-one million, two hundred sixty-one thousand, two hundred seven".