145164214 has 16 divisors (see below), whose sum is σ = 235941552. Its totient is φ = 66585888.

The previous prime is 145164211. The next prime is 145164221. The reversal of 145164214 is 412461541.

145164214 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (145164211) 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, 12889 + ... + 21364.

It is an arithmetic number, because the mean of its divisors is an integer number (14746347).

Almost surely, 2^145164214 is an apocalyptic number.

145164214 is a deficient number, since it is larger than the sum of its proper divisors (90777338).

145164214 is a wasteful number, since it uses less digits than its factorization.

145164214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34431.

The product of its digits is 3840, while the sum is 28.

The square root of 145164214 is about 12048.4112645610. The cubic root of 145164214 is about 525.5570371818.

The spelling of 145164214 in words is "one hundred forty-five million, one hundred sixty-four thousand, two hundred fourteen".