4154069 has 4 divisors (see below), whose sum is σ = 4398444. Its totient is φ = 3909696.

The previous prime is 4154041. The next prime is 4154077. The reversal of 4154069 is 9604514.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9604514 = 2 ⋅4802257.

It can be written as a sum of positive squares in 2 ways, for example, as 3276100 + 877969 = 1810^2 + 937^2 .

It is a cyclic number.

It is not a de Polignac number, because 4154069 - 2¹⁶ = 4088533 is a prime.

It is a super-2 number, since 2×4154069² = 34512578513522, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4154009) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 122162 + ... + 122195.

It is an arithmetic number, because the mean of its divisors is an integer number (1099611).

Almost surely, 2^4154069 is an apocalyptic number.

It is an amenable number.

4154069 is a deficient number, since it is larger than the sum of its proper divisors (244375).

4154069 is a wasteful number, since it uses less digits than its factorization.

4154069 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 244374.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 4154069 is about 2038.1533308365. The cubic root of 4154069 is about 160.7525615407.

The spelling of 4154069 in words is "four million, one hundred fifty-four thousand, sixty-nine".