152450121 has 16 divisors (see below), whose sum is σ = 205329600. Its totient is φ = 100608000.

The previous prime is 152450117. The next prime is 152450131. The reversal of 152450121 is 121054251.

It is not a de Polignac number, because 152450121 - 2² = 152450117 is a prime.

It is not an unprimeable number, because it can be changed into a prime (152450131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 144805 + ... + 145853.

It is an arithmetic number, because the mean of its divisors is an integer number (12833100).

Almost surely, 2^152450121 is an apocalyptic number.

It is an amenable number.

152450121 is a deficient number, since it is larger than the sum of its proper divisors (52879479).

152450121 is a wasteful number, since it uses less digits than its factorization.

152450121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1496.

The product of its (nonzero) digits is 400, while the sum is 21.

The square root of 152450121 is about 12347.0693283872. The cubic root of 152450121 is about 534.2066104229.

The spelling of 152450121 in words is "one hundred fifty-two million, four hundred fifty thousand, one hundred twenty-one".