148211237 has 2 divisors, whose sum is σ = 148211238. Its totient is φ = 148211236.

The previous prime is 148211209. The next prime is 148211263. The reversal of 148211237 is 732112841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 109286116 + 38925121 = 10454^2 + 6239^2 .

It is a cyclic number.

It is not a de Polignac number, because 148211237 - 2¹² = 148207141 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148211207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74105618 + 74105619.

It is an arithmetic number, because the mean of its divisors is an integer number (74105619).

Almost surely, 2^148211237 is an apocalyptic number.

It is an amenable number.

148211237 is a deficient number, since it is larger than the sum of its proper divisors (1).

148211237 is an equidigital number, since it uses as much as digits as its factorization.

148211237 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2688, while the sum is 29.

The square root of 148211237 is about 12174.2037521967. The cubic root of 148211237 is about 529.2087838123.

The spelling of 148211237 in words is "one hundred forty-eight million, two hundred eleven thousand, two hundred thirty-seven".