121046747 has 2 divisors, whose sum is σ = 121046748. Its totient is φ = 121046746.

The previous prime is 121046729. The next prime is 121046771. The reversal of 121046747 is 747640121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121046747 - 2¹⁰ = 121045723 is a prime.

It is not a weakly prime, because it can be changed into another prime (121046707) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60523373 + 60523374.

It is an arithmetic number, because the mean of its divisors is an integer number (60523374).

Almost surely, 2^121046747 is an apocalyptic number.

121046747 is a deficient number, since it is larger than the sum of its proper divisors (1).

121046747 is an equidigital number, since it uses as much as digits as its factorization.

121046747 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9408, while the sum is 32.

The square root of 121046747 is about 11002.1246584467. The cubic root of 121046747 is about 494.6724316473.

Adding to 121046747 its reverse (747640121), we get a palindrome (868686868).

The spelling of 121046747 in words is "one hundred twenty-one million, forty-six thousand, seven hundred forty-seven".