120237145 has 8 divisors (see below), whose sum is σ = 164896704. Its totient is φ = 82448304.

The previous prime is 120237101. The next prime is 120237163. The reversal of 120237145 is 541732021.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 120237145 - 2¹⁵ = 120204377 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1717639 + ... + 1717708.

It is an arithmetic number, because the mean of its divisors is an integer number (20612088).

Almost surely, 2^120237145 is an apocalyptic number.

It is an amenable number.

120237145 is a deficient number, since it is larger than the sum of its proper divisors (44659559).

120237145 is an equidigital number, since it uses as much as digits as its factorization.

120237145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3435359.

The product of its (nonzero) digits is 1680, while the sum is 25.

The square root of 120237145 is about 10965.2699465175. The cubic root of 120237145 is about 493.5671176567.

Adding to 120237145 its reverse (541732021), we get a palindrome (661969166).

The spelling of 120237145 in words is "one hundred twenty million, two hundred thirty-seven thousand, one hundred forty-five".