1354214109 has 4 divisors (see below), whose sum is σ = 1805618816. Its totient is φ = 902809404.

The previous prime is 1354214047. The next prime is 1354214119. The reversal of 1354214109 is 9014124531.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 9014124531 = 3 ⋅3004708177.

It is not a de Polignac number, because 1354214109 - 2⁷ = 1354213981 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1354214119) 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, 225702349 + ... + 225702354.

It is an arithmetic number, because the mean of its divisors is an integer number (451404704).

Almost surely, 2^1354214109 is an apocalyptic number.

It is an amenable number.

1354214109 is a deficient number, since it is larger than the sum of its proper divisors (451404707).

1354214109 is an equidigital number, since it uses as much as digits as its factorization.

1354214109 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451404706.

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 1354214109 is about 36799.6482184273. The cubic root of 1354214109 is about 1106.3582484262.

The spelling of 1354214109 in words is "one billion, three hundred fifty-four million, two hundred fourteen thousand, one hundred nine".