152220037 has 2 divisors, whose sum is σ = 152220038. Its totient is φ = 152220036.

The previous prime is 152220011. The next prime is 152220053. The reversal of 152220037 is 730022251.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 105966436 + 46253601 = 10294^2 + 6801^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-152220037 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (152220067) 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 as a sum of consecutive naturals, namely, 76110018 + 76110019.

It is an arithmetic number, because the mean of its divisors is an integer number (76110019).

Almost surely, 2^152220037 is an apocalyptic number.

It is an amenable number.

152220037 is a deficient number, since it is larger than the sum of its proper divisors (1).

152220037 is an equidigital number, since it uses as much as digits as its factorization.

152220037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 152220037 is about 12337.7484574780. The cubic root of 152220037 is about 533.9377262360.

Adding to 152220037 its reverse (730022251), we get a palindrome (882242288).

The spelling of 152220037 in words is "one hundred fifty-two million, two hundred twenty thousand, thirty-seven".