73061153 has 8 divisors (see below), whose sum is σ = 79772160. Its totient is φ = 66361680.

The previous prime is 73061143. The next prime is 73061159. The reversal of 73061153 is 35116037.

It is a happy number.

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

It is not a de Polignac number, because 73061153 - 2¹² = 73057057 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (73061159) 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, 15488 + ... + 19646.

It is an arithmetic number, because the mean of its divisors is an integer number (9971520).

Almost surely, 2^73061153 is an apocalyptic number.

It is an amenable number.

73061153 is a deficient number, since it is larger than the sum of its proper divisors (6711007).

73061153 is a wasteful number, since it uses less digits than its factorization.

73061153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5767.

The product of its (nonzero) digits is 1890, while the sum is 26.

The square root of 73061153 is about 8547.5817047864. The cubic root of 73061153 is about 418.0505898645.

Subtracting from 73061153 its reverse (35116037), we obtain a triangular number (37945116 = T₈₇₁₁).

The spelling of 73061153 in words is "seventy-three million, sixty-one thousand, one hundred fifty-three".