148764419 has 2 divisors, whose sum is σ = 148764420. Its totient is φ = 148764418.

The previous prime is 148764397. The next prime is 148764439. The reversal of 148764419 is 914467841.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 148764419 - 2¹² = 148760323 is a prime.

It is a super-2 number, since 2×148764419² = 44261704720815122, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 148764419.

It is not a weakly prime, because it can be changed into another prime (148764439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 74382209 + 74382210.

It is an arithmetic number, because the mean of its divisors is an integer number (74382210).

Almost surely, 2^148764419 is an apocalyptic number.

148764419 is a deficient number, since it is larger than the sum of its proper divisors (1).

148764419 is an equidigital number, since it uses as much as digits as its factorization.

148764419 is an evil number, because the sum of its binary digits is even.

The product of its digits is 193536, while the sum is 44.

The square root of 148764419 is about 12196.9020246946. The cubic root of 148764419 is about 529.8663707252.

The spelling of 148764419 in words is "one hundred forty-eight million, seven hundred sixty-four thousand, four hundred nineteen".