4155214054 has 4 divisors (see below), whose sum is σ = 6232821084. Its totient is φ = 2077607026.

The previous prime is 4155214051. The next prime is 4155214061. The reversal of 4155214054 is 4504125514.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×4155214054² = 34531607669118229832, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4155214051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1038803512 + ... + 1038803515.

It is an arithmetic number, because the mean of its divisors is an integer number (1558205271).

Almost surely, 2^4155214054 is an apocalyptic number.

4155214054 is a deficient number, since it is larger than the sum of its proper divisors (2077607030).

4155214054 is a wasteful number, since it uses less digits than its factorization.

4155214054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2077607029.

The product of its (nonzero) digits is 16000, while the sum is 31.

The square root of 4155214054 is about 64460.9498378670. The cubic root of 4155214054 is about 1607.6733046998.

Adding to 4155214054 its reverse (4504125514), we get a palindrome (8659339568).

The spelling of 4155214054 in words is "four billion, one hundred fifty-five million, two hundred fourteen thousand, fifty-four".