1350489420 has 72 divisors (see below), whose sum is σ = 4681701024. Its totient is φ = 308683008.

The previous prime is 1350489407. The next prime is 1350489457. The reversal of 1350489420 is 249840531.

1350489420 is a `hidden beast` number, since 135 + 0 + 489 + 42 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 534649 + ... + 537168.

Almost surely, 2^1350489420 is an apocalyptic number.

1350489420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1350489420 is an abundant number, since it is smaller than the sum of its proper divisors (3331211604).

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

1350489420 is a wasteful number, since it uses less digits than its factorization.

1350489420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1071839 (or 1071834 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 36.

The square root of 1350489420 is about 36749.0057008350. The cubic root of 1350489420 is about 1105.3429918775.

The spelling of 1350489420 in words is "one billion, three hundred fifty million, four hundred eighty-nine thousand, four hundred twenty".