1354252420 has 24 divisors (see below), whose sum is σ = 2967580224. Its totient is φ = 518148576.

The previous prime is 1354252373. The next prime is 1354252423. The reversal of 1354252420 is 242524531.

It is not an unprimeable number, because it can be changed into a prime (1354252423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1471554 + ... + 1472473.

It is an arithmetic number, because the mean of its divisors is an integer number (123649176).

Almost surely, 2^1354252420 is an apocalyptic number.

1354252420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1354252420 is an abundant number, since it is smaller than the sum of its proper divisors (1613327804).

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

1354252420 is a wasteful number, since it uses less digits than its factorization.

1354252420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2944059 (or 2944057 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 1354252420 is about 36800.1687496131. The cubic root of 1354252420 is about 1106.3686813631.

Adding to 1354252420 its reverse (242524531), we get a palindrome (1596776951).

The spelling of 1354252420 in words is "one billion, three hundred fifty-four million, two hundred fifty-two thousand, four hundred twenty".