1414155657 has 8 divisors (see below), whose sum is σ = 1886010880. Its totient is φ = 942535440.

The previous prime is 1414155649. The next prime is 1414155671. The reversal of 1414155657 is 7565514141.

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

It is not a de Polignac number, because 1414155657 - 2³ = 1414155649 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1414155647) 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 7 ways as a sum of consecutive naturals, for example, 44194 + ... + 69147.

It is an arithmetic number, because the mean of its divisors is an integer number (235751360).

Almost surely, 2^1414155657 is an apocalyptic number.

It is an amenable number.

1414155657 is a deficient number, since it is larger than the sum of its proper divisors (471855223).

1414155657 is a wasteful number, since it uses less digits than its factorization.

1414155657 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117503.

The product of its digits is 84000, while the sum is 39.

The square root of 1414155657 is about 37605.2610282125. The cubic root of 1414155657 is about 1122.4467282586.

Adding to 1414155657 its reverse (7565514141), we get a palindrome (8979669798).

The spelling of 1414155657 in words is "one billion, four hundred fourteen million, one hundred fifty-five thousand, six hundred fifty-seven".