32136493 has 2 divisors, whose sum is σ = 32136494. Its totient is φ = 32136492.

The previous prime is 32136479. The next prime is 32136499. The reversal of 32136493 is 39463123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16793604 + 15342889 = 4098^2 + 3917^2 .

It is a cyclic number.

It is not a de Polignac number, because 32136493 - 2⁹ = 32135981 is a prime.

It is equal to p_1981705 and since 32136493 and 1981705 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (32136499) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 16068246 + 16068247.

It is an arithmetic number, because the mean of its divisors is an integer number (16068247).

Almost surely, 2^32136493 is an apocalyptic number.

It is an amenable number.

32136493 is a deficient number, since it is larger than the sum of its proper divisors (1).

32136493 is an equidigital number, since it uses as much as digits as its factorization.

32136493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11664, while the sum is 31.

The square root of 32136493 is about 5668.9058027101. The cubic root of 32136493 is about 317.9309641418.

The spelling of 32136493 in words is "thirty-two million, one hundred thirty-six thousand, four hundred ninety-three".