121034525 has 6 divisors (see below), whose sum is σ = 150082842. Its totient is φ = 96827600.

The previous prime is 121034521. The next prime is 121034527. The reversal of 121034525 is 525430121.

It can be written as a sum of positive squares in 3 ways, for example, as 320356 + 120714169 = 566^2 + 10987^2 .

It is not a de Polignac number, because 121034525 - 2² = 121034521 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 121034525.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (121034521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2420666 + ... + 2420715.

It is an arithmetic number, because the mean of its divisors is an integer number (25013807).

Almost surely, 2^121034525 is an apocalyptic number.

It is an amenable number.

121034525 is a deficient number, since it is larger than the sum of its proper divisors (29048317).

121034525 is an equidigital number, since it uses as much as digits as its factorization.

121034525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4841391 (or 4841386 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 121034525 is about 11001.5692062542. The cubic root of 121034525 is about 494.6557821844.

Adding to 121034525 its reverse (525430121), we get a palindrome (646464646).

The spelling of 121034525 in words is "one hundred twenty-one million, thirty-four thousand, five hundred twenty-five".