121442435 has 16 divisors (see below), whose sum is σ = 148338624. Its totient is φ = 95427072.

The previous prime is 121442389. The next prime is 121442437. The reversal of 121442435 is 534244121.

It is a cyclic number.

It is not a de Polignac number, because 121442435 - 2⁸ = 121442179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (121442437) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113714 + ... + 114776.

It is an arithmetic number, because the mean of its divisors is an integer number (9271164).

Almost surely, 2^121442435 is an apocalyptic number.

121442435 is a deficient number, since it is larger than the sum of its proper divisors (26896189).

121442435 is a wasteful number, since it uses less digits than its factorization.

121442435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1454.

The product of its digits is 3840, while the sum is 26.

The square root of 121442435 is about 11020.0923317366. The cubic root of 121442435 is about 495.2108546312.

Adding to 121442435 its reverse (534244121), we get a palindrome (655686556).

The spelling of 121442435 in words is "one hundred twenty-one million, four hundred forty-two thousand, four hundred thirty-five".