134546993 has 12 divisors (see below), whose sum is σ = 165721572. Its totient is φ = 108541440.

The previous prime is 134546983. The next prime is 134547001. The reversal of 134546993 is 399645431.

It can be written as a sum of positive squares in 2 ways, for example, as 119399329 + 15147664 = 10927^2 + 3892^2 .

It is not a de Polignac number, because 134546993 - 2⁴ = 134546977 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (134546983) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 79928 + ... + 81593.

It is an arithmetic number, because the mean of its divisors is an integer number (13810131).

Almost surely, 2^134546993 is an apocalyptic number.

It is an amenable number.

134546993 is a deficient number, since it is larger than the sum of its proper divisors (31174579).

134546993 is a wasteful number, since it uses less digits than its factorization.

134546993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161552 (or 161545 counting only the distinct ones).

The product of its digits is 349920, while the sum is 44.

The square root of 134546993 is about 11599.4393398991. The cubic root of 134546993 is about 512.4183401918.

The spelling of 134546993 in words is "one hundred thirty-four million, five hundred forty-six thousand, nine hundred ninety-three".