121069453 has 2 divisors, whose sum is σ = 121069454. Its totient is φ = 121069452.

The previous prime is 121069409. The next prime is 121069457. The reversal of 121069453 is 354960121.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66634569 + 54434884 = 8163^2 + 7378^2 .

It is a cyclic number.

It is not a de Polignac number, because 121069453 - 2¹³ = 121061261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (121069457) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 60534726 + 60534727.

It is an arithmetic number, because the mean of its divisors is an integer number (60534727).

Almost surely, 2^121069453 is an apocalyptic number.

It is an amenable number.

121069453 is a deficient number, since it is larger than the sum of its proper divisors (1).

121069453 is an equidigital number, since it uses as much as digits as its factorization.

121069453 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 121069453 is about 11003.1565016590. The cubic root of 121069453 is about 494.7033600015.

The spelling of 121069453 in words is "one hundred twenty-one million, sixty-nine thousand, four hundred fifty-three".