148786147 has 2 divisors, whose sum is σ = 148786148. Its totient is φ = 148786146.

The previous prime is 148786123. The next prime is 148786177. The reversal of 148786147 is 741687841.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 148786147 - 2¹⁵ = 148753379 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 148786097 and 148786106.

It is not a weakly prime, because it can be changed into another prime (148786117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74393073 + 74393074.

It is an arithmetic number, because the mean of its divisors is an integer number (74393074).

Almost surely, 2^148786147 is an apocalyptic number.

148786147 is a deficient number, since it is larger than the sum of its proper divisors (1).

148786147 is an equidigital number, since it uses as much as digits as its factorization.

148786147 is an evil number, because the sum of its binary digits is even.

The product of its digits is 301056, while the sum is 46.

The square root of 148786147 is about 12197.7927101587. The cubic root of 148786147 is about 529.8921662662.

It can be divided in two parts, 14878 and 6147, that added together give a square (21025 = 145²).

The spelling of 148786147 in words is "one hundred forty-eight million, seven hundred eighty-six thousand, one hundred forty-seven".