151306123 has 2 divisors, whose sum is σ = 151306124. Its totient is φ = 151306122.

The previous prime is 151306117. The next prime is 151306147. The reversal of 151306123 is 321603151.

It is a happy number.

151306123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 151306123 - 2⁹ = 151305611 is a prime.

It is a super-2 number, since 2×151306123² = 45787085714582258, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 151306094 and 151306103.

It is not a weakly prime, because it can be changed into another prime (151306153) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 75653061 + 75653062.

It is an arithmetic number, because the mean of its divisors is an integer number (75653062).

Almost surely, 2^151306123 is an apocalyptic number.

151306123 is a deficient number, since it is larger than the sum of its proper divisors (1).

151306123 is an equidigital number, since it uses as much as digits as its factorization.

151306123 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 151306123 is about 12300.6553890433. The cubic root of 151306123 is about 532.8670108338.

Adding to 151306123 its reverse (321603151), we get a palindrome (472909274).

The spelling of 151306123 in words is "one hundred fifty-one million, three hundred six thousand, one hundred twenty-three".