141502144 has 56 divisors (see below), whose sum is σ = 322417440. Its totient is φ = 60358656.

The previous prime is 141502129. The next prime is 141502147. The reversal of 141502144 is 441205141.

It is a tau number, because it is divible by the number of its divisors (56).

It is not an unprimeable number, because it can be changed into a prime (141502147) 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, 114522 + ... + 115750.

Almost surely, 2^141502144 is an apocalyptic number.

141502144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 141502144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (161208720).

141502144 is an abundant number, since it is smaller than the sum of its proper divisors (180915296).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

141502144 is a wasteful number, since it uses less digits than its factorization.

141502144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1505 (or 1495 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 141502144 is about 11895.4673720708. The cubic root of 141502144 is about 521.0999202944.

Adding to 141502144 its reverse (441205141), we get a palindrome (582707285).

The spelling of 141502144 in words is "one hundred forty-one million, five hundred two thousand, one hundred forty-four".