1654214052 has 12 divisors (see below), whose sum is σ = 3859832816. Its totient is φ = 551404680.

The previous prime is 1654213993. The next prime is 1654214059. The reversal of 1654214052 is 2504124561.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (1654214059) 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, 68925574 + ... + 68925597.

Almost surely, 2^1654214052 is an apocalyptic number.

1654214052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1654214052 is an abundant number, since it is smaller than the sum of its proper divisors (2205618764).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1654214052 is a wasteful number, since it uses less digits than its factorization.

1654214052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 137851178 (or 137851176 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 30.

The square root of 1654214052 is about 40672.0303402719. The cubic root of 1654214052 is about 1182.6708752497.

The spelling of 1654214052 in words is "one billion, six hundred fifty-four million, two hundred fourteen thousand, fifty-two".