148466691 has 6 divisors (see below), whose sum is σ = 214451900. Its totient is φ = 98977788.

The previous prime is 148466677. The next prime is 148466693. The reversal of 148466691 is 196664841.

It is not a de Polignac number, because 148466691 - 2²³ = 140078083 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (148466693) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8248141 + ... + 8248158.

Almost surely, 2^148466691 is an apocalyptic number.

148466691 is a deficient number, since it is larger than the sum of its proper divisors (65985209).

148466691 is a wasteful number, since it uses less digits than its factorization.

148466691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16496305 (or 16496302 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 148466691 is about 12184.6908454831. The cubic root of 148466691 is about 529.5126539468.

The spelling of 148466691 in words is "one hundred forty-eight million, four hundred sixty-six thousand, six hundred ninety-one".