421041154 has 8 divisors (see below), whose sum is σ = 641915388. Its totient is φ = 207069360.

The previous prime is 421041149. The next prime is 421041161. The reversal of 421041154 is 451140124.

It can be written as a sum of positive squares in 2 ways, for example, as 418407025 + 2634129 = 20455^2 + 1623^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1725457 + ... + 1725700.

Almost surely, 2^421041154 is an apocalyptic number.

421041154 is a deficient number, since it is larger than the sum of its proper divisors (220874234).

421041154 is a wasteful number, since it uses less digits than its factorization.

421041154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3451220.

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

The square root of 421041154 is about 20519.2873657932. The cubic root of 421041154 is about 749.5055431252.

Adding to 421041154 its reverse (451140124), we get a palindrome (872181278).

The spelling of 421041154 in words is "four hundred twenty-one million, forty-one thousand, one hundred fifty-four".