1468385146 has 4 divisors (see below), whose sum is σ = 2202577722. Its totient is φ = 734192572.

The previous prime is 1468385143. The next prime is 1468385147. The reversal of 1468385146 is 6415838641.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6415838641 = 17 ⋅377402273.

It can be written as a sum of positive squares in only one way, i.e., 1318053025 + 150332121 = 36305^2 + 12261^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1468385096 and 1468385105.

It is not an unprimeable number, because it can be changed into a prime (1468385143) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 367096285 + ... + 367096288.

Almost surely, 2^1468385146 is an apocalyptic number.

1468385146 is a deficient number, since it is larger than the sum of its proper divisors (734192576).

1468385146 is an equidigital number, since it uses as much as digits as its factorization.

1468385146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 734192575.

The product of its digits is 552960, while the sum is 46.

The square root of 1468385146 is about 38319.5139061027. The cubic root of 1468385146 is about 1136.6148543886.

The spelling of 1468385146 in words is "one billion, four hundred sixty-eight million, three hundred eighty-five thousand, one hundred forty-six".