121951363 has 2 divisors, whose sum is σ = 121951364. Its totient is φ = 121951362.

The previous prime is 121951331. The next prime is 121951411. The reversal of 121951363 is 363159121.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 121951363 - 2⁵ = 121951331 is a prime.

It is equal to p_6946411 and since 121951363 and 6946411 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 (121951663) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60975681 + 60975682.

It is an arithmetic number, because the mean of its divisors is an integer number (60975682).

Almost surely, 2^121951363 is an apocalyptic number.

121951363 is a deficient number, since it is larger than the sum of its proper divisors (1).

121951363 is an equidigital number, since it uses as much as digits as its factorization.

121951363 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4860, while the sum is 31.

The square root of 121951363 is about 11043.1591041694. The cubic root of 121951363 is about 495.9016494968.

The spelling of 121951363 in words is "one hundred twenty-one million, nine hundred fifty-one thousand, three hundred sixty-three".