141493540 has 12 divisors (see below), whose sum is σ = 297136476. Its totient is φ = 56597408.

The previous prime is 141493519. The next prime is 141493543. The reversal of 141493540 is 45394141.

It can be written as a sum of positive squares in 2 ways, for example, as 70023424 + 71470116 = 8368^2 + 8454^2 .

It is not an unprimeable number, because it can be changed into a prime (141493543) 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 3 ways as a sum of consecutive naturals, for example, 3537319 + ... + 3537358.

It is an arithmetic number, because the mean of its divisors is an integer number (24761373).

Almost surely, 2^141493540 is an apocalyptic number.

141493540 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

141493540 is an abundant number, since it is smaller than the sum of its proper divisors (155642936).

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

141493540 is a wasteful number, since it uses less digits than its factorization.

141493540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7074686 (or 7074684 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 141493540 is about 11895.1057162179. The cubic root of 141493540 is about 521.0893582999.

It can be divided in two parts, 14149 and 3540, that added together give a square (17689 = 133²).

The spelling of 141493540 in words is "one hundred forty-one million, four hundred ninety-three thousand, five hundred forty".