153194145 has 32 divisors (see below), whose sum is σ = 275450112. Its totient is φ = 72137472.

The previous prime is 153194143. The next prime is 153194177. The reversal of 153194145 is 541491351.

It is not a de Polignac number, because 153194145 - 2¹ = 153194143 is a prime.

It is not an unprimeable number, because it can be changed into a prime (153194143) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12594 + ... + 21563.

It is an arithmetic number, because the mean of its divisors is an integer number (8607816).

Almost surely, 2^153194145 is an apocalyptic number.

153194145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

153194145 is a deficient number, since it is larger than the sum of its proper divisors (122255967).

153194145 is a wasteful number, since it uses less digits than its factorization.

153194145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34201.

The product of its digits is 10800, while the sum is 33.

The square root of 153194145 is about 12377.1622353430. The cubic root of 153194145 is about 535.0742552769.

The spelling of 153194145 in words is "one hundred fifty-three million, one hundred ninety-four thousand, one hundred forty-five".