148651 has 4 divisors (see below), whose sum is σ = 152152. Its totient is φ = 145152.

The previous prime is 148639. The next prime is 148663. The reversal of 148651 is 156841.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (148639) and next prime (148663).

It is a cyclic number.

It is not a de Polignac number, because 148651 - 2⁹ = 148139 is a prime.

It is a Duffinian number.

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (148691) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1686 + ... + 1771.

It is an arithmetic number, because the mean of its divisors is an integer number (38038).

2¹⁴⁸⁶⁵¹ is an apocalyptic number.

148651 is a deficient number, since it is larger than the sum of its proper divisors (3501).

148651 is an equidigital number, since it uses as much as digits as its factorization.

148651 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3500.

The product of its digits is 960, while the sum is 25.

The square root of 148651 is about 385.5528498144. The cubic root of 148651 is about 52.9731678587.

The spelling of 148651 in words is "one hundred forty-eight thousand, six hundred fifty-one".