146051617 has 8 divisors (see below), whose sum is σ = 150872616. Its totient is φ = 141276672.

The previous prime is 146051599. The next prime is 146051671. The reversal of 146051617 is 716150641.

It can be written as a sum of positive squares in 4 ways, for example, as 129413376 + 16638241 = 11376^2 + 4079^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 146051617 - 2¹⁹ = 145527329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (146051117) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5008 + ... + 17809.

It is an arithmetic number, because the mean of its divisors is an integer number (18859077).

Almost surely, 2^146051617 is an apocalyptic number.

It is an amenable number.

146051617 is a deficient number, since it is larger than the sum of its proper divisors (4820999).

146051617 is a wasteful number, since it uses less digits than its factorization.

146051617 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23027.

The product of its (nonzero) digits is 5040, while the sum is 31.

The square root of 146051617 is about 12085.1817115011. The cubic root of 146051617 is about 526.6257894799.

The spelling of 146051617 in words is "one hundred forty-six million, fifty-one thousand, six hundred seventeen".