121590682 has 4 divisors (see below), whose sum is σ = 182386026. Its totient is φ = 60795340.

The previous prime is 121590661. The next prime is 121590697. The reversal of 121590682 is 286095121.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 76580001 + 45010681 = 8751^2 + 6709^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30397669 + ... + 30397672.

Almost surely, 2^121590682 is an apocalyptic number.

121590682 is a deficient number, since it is larger than the sum of its proper divisors (60795344).

121590682 is an equidigital number, since it uses as much as digits as its factorization.

121590682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60795343.

The product of its (nonzero) digits is 8640, while the sum is 34.

The square root of 121590682 is about 11026.8164943469. The cubic root of 121590682 is about 495.4122770071.

The spelling of 121590682 in words is "one hundred twenty-one million, five hundred ninety thousand, six hundred eighty-two".