121440662 has 16 divisors (see below), whose sum is σ = 209584800. Its totient is φ = 51695808.

The previous prime is 121440659. The next prime is 121440679. The reversal of 121440662 is 266044121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27023 + ... + 31194.

It is an arithmetic number, because the mean of its divisors is an integer number (13099050).

Almost surely, 2^121440662 is an apocalyptic number.

121440662 is a deficient number, since it is larger than the sum of its proper divisors (88144138).

121440662 is a wasteful number, since it uses less digits than its factorization.

121440662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58375.

The product of its (nonzero) digits is 2304, while the sum is 26.

The square root of 121440662 is about 11020.0118874709. The cubic root of 121440662 is about 495.2084446742.

Adding to 121440662 its reverse (266044121), we get a palindrome (387484783).

The spelling of 121440662 in words is "one hundred twenty-one million, four hundred forty thousand, six hundred sixty-two".