141521154 has 16 divisors (see below), whose sum is σ = 284052960. Its totient is φ = 47005280.

The previous prime is 141521147. The next prime is 141521173. The reversal of 141521154 is 451125141.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40284 + ... + 43655.

It is an arithmetic number, because the mean of its divisors is an integer number (17753310).

Almost surely, 2^141521154 is an apocalyptic number.

141521154 is an abundant number, since it is smaller than the sum of its proper divisors (142531806).

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

141521154 is a wasteful number, since it uses less digits than its factorization.

141521154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84225.

The product of its digits is 800, while the sum is 24.

The square root of 141521154 is about 11896.2663890819. The cubic root of 141521154 is about 521.1232548429.

Adding to 141521154 its reverse (451125141), we get a palindrome (592646295).

The spelling of 141521154 in words is "one hundred forty-one million, five hundred twenty-one thousand, one hundred fifty-four".