146057549 has 4 divisors (see below), whose sum is σ = 159335520. Its totient is φ = 132779580.

The previous prime is 146057531. The next prime is 146057551. The reversal of 146057549 is 945750641.

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 146057549 - 2¹⁶ = 145992013 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146057599) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6638969 + ... + 6638990.

It is an arithmetic number, because the mean of its divisors is an integer number (39833880).

Almost surely, 2^146057549 is an apocalyptic number.

It is an amenable number.

146057549 is a deficient number, since it is larger than the sum of its proper divisors (13277971).

146057549 is a wasteful number, since it uses less digits than its factorization.

146057549 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13277970.

The product of its (nonzero) digits is 151200, while the sum is 41.

The square root of 146057549 is about 12085.4271335357. The cubic root of 146057549 is about 526.6329191554.

The spelling of 146057549 in words is "one hundred forty-six million, fifty-seven thousand, five hundred forty-nine".