146164049 has 4 divisors (see below), whose sum is σ = 146378736. Its totient is φ = 145949364.

The previous prime is 146164037. The next prime is 146164127. The reversal of 146164049 is 940461641.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 146164049 - 2²⁰ = 145115473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146164649) 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, 106319 + ... + 107684.

It is an arithmetic number, because the mean of its divisors is an integer number (36594684).

Almost surely, 2^146164049 is an apocalyptic number.

It is an amenable number.

146164049 is a deficient number, since it is larger than the sum of its proper divisors (214687).

146164049 is an equidigital number, since it uses as much as digits as its factorization.

146164049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214686.

The product of its (nonzero) digits is 20736, while the sum is 35.

The square root of 146164049 is about 12089.8324636862. The cubic root of 146164049 is about 526.7608887576.

The spelling of 146164049 in words is "one hundred forty-six million, one hundred sixty-four thousand, forty-nine".