148436837 has 2 divisors, whose sum is σ = 148436838. Its totient is φ = 148436836.

The previous prime is 148436803. The next prime is 148436839. The reversal of 148436837 is 738634841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 118504996 + 29931841 = 10886^2 + 5471^2 .

It is a cyclic number.

It is not a de Polignac number, because 148436837 - 2¹² = 148432741 is a prime.

Together with 148436839, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (148436839) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74218418 + 74218419.

It is an arithmetic number, because the mean of its divisors is an integer number (74218419).

Almost surely, 2^148436837 is an apocalyptic number.

It is an amenable number.

148436837 is a deficient number, since it is larger than the sum of its proper divisors (1).

148436837 is an equidigital number, since it uses as much as digits as its factorization.

148436837 is an evil number, because the sum of its binary digits is even.

The product of its digits is 387072, while the sum is 44.

The square root of 148436837 is about 12183.4657220349. The cubic root of 148436837 is about 529.4771597216.

The spelling of 148436837 in words is "one hundred forty-eight million, four hundred thirty-six thousand, eight hundred thirty-seven".