147225501 has 6 divisors (see below), whose sum is σ = 212659070. Its totient is φ = 98150328.

The previous prime is 147225499. The next prime is 147225517. The reversal of 147225501 is 105522741.

It can be written as a sum of positive squares in only one way, i.e., 139854276 + 7371225 = 11826^2 + 2715^2 .

It is not a de Polignac number, because 147225501 - 2¹ = 147225499 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (147225401) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8179186 + ... + 8179203.

Almost surely, 2^147225501 is an apocalyptic number.

It is an amenable number.

147225501 is a deficient number, since it is larger than the sum of its proper divisors (65433569).

147225501 is a wasteful number, since it uses less digits than its factorization.

147225501 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16358395 (or 16358392 counting only the distinct ones).

The product of its (nonzero) digits is 2800, while the sum is 27.

The square root of 147225501 is about 12133.6515938113. The cubic root of 147225501 is about 528.0329374253.

The spelling of 147225501 in words is "one hundred forty-seven million, two hundred twenty-five thousand, five hundred one".