141506993 has 2 divisors, whose sum is σ = 141506994. Its totient is φ = 141506992.

The previous prime is 141506917. The next prime is 141507001. The reversal of 141506993 is 399605141.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 98565184 + 42941809 = 9928^2 + 6553^2 .

It is a cyclic number.

It is not a de Polignac number, because 141506993 - 2²⁴ = 124729777 is a prime.

It is equal to p_7992308 and since 141506993 and 7992308 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (141506903) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 70753496 + 70753497.

It is an arithmetic number, because the mean of its divisors is an integer number (70753497).

Almost surely, 2^141506993 is an apocalyptic number.

It is an amenable number.

141506993 is a deficient number, since it is larger than the sum of its proper divisors (1).

141506993 is an equidigital number, since it uses as much as digits as its factorization.

141506993 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 29160, while the sum is 38.

The square root of 141506993 is about 11895.6711874530. The cubic root of 141506993 is about 521.1058725827.

The spelling of 141506993 in words is "one hundred forty-one million, five hundred six thousand, nine hundred ninety-three".