611421354 has 24 divisors (see below), whose sum is σ = 1402673220. Its totient is φ = 191818368.

The previous prime is 611421353. The next prime is 611421359. The reversal of 611421354 is 453124116.

It is a happy number.

611421354 is a `hidden beast` number, since 611 + 42 + 1 + 3 + 5 + 4 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 552485025 + 58936329 = 23505^2 + 7677^2 .

It is not an unprimeable number, because it can be changed into a prime (611421353) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 998749 + ... + 999360.

Almost surely, 2^611421354 is an apocalyptic number.

611421354 is an abundant number, since it is smaller than the sum of its proper divisors (791251866).

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

611421354 is a wasteful number, since it uses less digits than its factorization.

611421354 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1998134 (or 1998131 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 611421354 is about 24726.9357988409. The cubic root of 611421354 is about 848.7508081775.

The spelling of 611421354 in words is "six hundred eleven million, four hundred twenty-one thousand, three hundred fifty-four".