146922623 has 2 divisors, whose sum is σ = 146922624. Its totient is φ = 146922622.

The previous prime is 146922569. The next prime is 146922637. The reversal of 146922623 is 326229641.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-146922623 is a prime.

It is a super-3 number, since 3×146922623³ (a number of 25 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (146922673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73461311 + 73461312.

It is an arithmetic number, because the mean of its divisors is an integer number (73461312).

Almost surely, 2^146922623 is an apocalyptic number.

146922623 is a deficient number, since it is larger than the sum of its proper divisors (1).

146922623 is an equidigital number, since it uses as much as digits as its factorization.

146922623 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31104, while the sum is 35.

The square root of 146922623 is about 12121.1642592616. The cubic root of 146922623 is about 527.6705922348.

The spelling of 146922623 in words is "one hundred forty-six million, nine hundred twenty-two thousand, six hundred twenty-three".