148946761 has 2 divisors, whose sum is σ = 148946762. Its totient is φ = 148946760.

The previous prime is 148946753. The next prime is 148946767. The reversal of 148946761 is 167649841.

148946761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 133541136 + 15405625 = 11556^2 + 3925^2 .

It is a cyclic number.

It is not a de Polignac number, because 148946761 - 2³ = 148946753 is a prime.

It is a super-2 number, since 2×148946761² = 44370275224782242, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (148946767) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74473380 + 74473381.

It is an arithmetic number, because the mean of its divisors is an integer number (74473381).

Almost surely, 2^148946761 is an apocalyptic number.

It is an amenable number.

148946761 is a deficient number, since it is larger than the sum of its proper divisors (1).

148946761 is an equidigital number, since it uses as much as digits as its factorization.

148946761 is an evil number, because the sum of its binary digits is even.

The product of its digits is 290304, while the sum is 46.

The square root of 148946761 is about 12204.3746664874. The cubic root of 148946761 is about 530.0827697954.

The spelling of 148946761 in words is "one hundred forty-eight million, nine hundred forty-six thousand, seven hundred sixty-one".