148158737 has 2 divisors, whose sum is σ = 148158738. Its totient is φ = 148158736.

The previous prime is 148158719. The next prime is 148158739. The reversal of 148158737 is 737851841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 95726656 + 52432081 = 9784^2 + 7241^2 .

It is an emirp because it is prime and its reverse (737851841) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 148158737 - 2²² = 143964433 is a prime.

It is a super-2 number, since 2×148158737² = 43902022698870338, which contains 22 as substring.

Together with 148158739, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (148158739) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74079368 + 74079369.

It is an arithmetic number, because the mean of its divisors is an integer number (74079369).

Almost surely, 2^148158737 is an apocalyptic number.

It is an amenable number.

148158737 is a deficient number, since it is larger than the sum of its proper divisors (1).

148158737 is an equidigital number, since it uses as much as digits as its factorization.

148158737 is an evil number, because the sum of its binary digits is even.

The product of its digits is 188160, while the sum is 44.

The square root of 148158737 is about 12172.0473627077. The cubic root of 148158737 is about 529.1462902550.

The spelling of 148158737 in words is "one hundred forty-eight million, one hundred fifty-eight thousand, seven hundred thirty-seven".