1354014021 has 4 divisors (see below), whose sum is σ = 1805352032. Its totient is φ = 902676012.

The previous prime is 1354014017. The next prime is 1354014037. The reversal of 1354014021 is 1204104531.

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.

It is not a de Polignac number, because 1354014021 - 2² = 1354014017 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 (1354014061) 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, 225669001 + ... + 225669006.

It is an arithmetic number, because the mean of its divisors is an integer number (451338008).

Almost surely, 2^1354014021 is an apocalyptic number.

It is an amenable number.

1354014021 is a deficient number, since it is larger than the sum of its proper divisors (451338011).

1354014021 is an equidigital number, since it uses as much as digits as its factorization.

1354014021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 451338010.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 1354014021 is about 36796.9295050552. The cubic root of 1354014021 is about 1106.3037568183.

Adding to 1354014021 its reverse (1204104531), we get a palindrome (2558118552).

The spelling of 1354014021 in words is "one billion, three hundred fifty-four million, fourteen thousand, twenty-one".