76150121 has 2 divisors, whose sum is σ = 76150122. Its totient is φ = 76150120.

The previous prime is 76150117. The next prime is 76150183. The reversal of 76150121 is 12105167.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 72675625 + 3474496 = 8525^2 + 1864^2 .

It is an emirp because it is prime and its reverse (12105167) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 76150121 - 2² = 76150117 is a prime.

It is not a weakly prime, because it can be changed into another prime (76159121) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 38075060 + 38075061.

It is an arithmetic number, because the mean of its divisors is an integer number (38075061).

Almost surely, 2^76150121 is an apocalyptic number.

It is an amenable number.

76150121 is a deficient number, since it is larger than the sum of its proper divisors (1).

76150121 is an equidigital number, since it uses as much as digits as its factorization.

76150121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 420, while the sum is 23.

The square root of 76150121 is about 8726.4036693245. The cubic root of 76150121 is about 423.8610723937.

Adding to 76150121 its reverse (12105167), we get a palindrome (88255288).

The spelling of 76150121 in words is "seventy-six million, one hundred fifty thousand, one hundred twenty-one".