148545737 has 2 divisors, whose sum is σ = 148545738. Its totient is φ = 148545736.

The previous prime is 148545721. The next prime is 148545751. The reversal of 148545737 is 737545841.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 140683321 + 7862416 = 11861^2 + 2804^2 .

It is a cyclic number.

It is not a de Polignac number, because 148545737 - 2⁴ = 148545721 is a prime.

It is a super-3 number, since 3×148545737³ (a number of 25 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (148545037) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74272868 + 74272869.

It is an arithmetic number, because the mean of its divisors is an integer number (74272869).

Almost surely, 2^148545737 is an apocalyptic number.

It is an amenable number.

148545737 is a deficient number, since it is larger than the sum of its proper divisors (1).

148545737 is an equidigital number, since it uses as much as digits as its factorization.

148545737 is an evil number, because the sum of its binary digits is even.

The product of its digits is 470400, while the sum is 44.

The square root of 148545737 is about 12187.9340743212. The cubic root of 148545737 is about 529.6066108941.

The spelling of 148545737 in words is "one hundred forty-eight million, five hundred forty-five thousand, seven hundred thirty-seven".