145201156 has 12 divisors (see below), whose sum is σ = 255624768. Its totient is φ = 72165512.

The previous prime is 145201129. The next prime is 145201159. The reversal of 145201156 is 651102541.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 145201156.

It is not an unprimeable number, because it can be changed into a prime (145201159) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 108016 + ... + 109351.

It is an arithmetic number, because the mean of its divisors is an integer number (21302064).

Almost surely, 2^145201156 is an apocalyptic number.

It is an amenable number.

145201156 is a deficient number, since it is larger than the sum of its proper divisors (110423612).

145201156 is a wasteful number, since it uses less digits than its factorization.

145201156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 217538 (or 217536 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 145201156 is about 12049.9442322361. The cubic root of 145201156 is about 525.6016153893.

Adding to 145201156 its reverse (651102541), we get a palindrome (796303697).

The spelling of 145201156 in words is "one hundred forty-five million, two hundred one thousand, one hundred fifty-six".