1353266890 has 12 divisors (see below), whose sum is σ = 2436089814. Its totient is φ = 541260224.

The previous prime is 1353266881. The next prime is 1353266891. The reversal of 1353266890 is 986623531.

It can be written as a sum of positive squares in 3 ways, for example, as 1249410409 + 103856481 = 35347^2 + 10191^2 .

It is not an unprimeable number, because it can be changed into a prime (1353266891) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 110514 + ... + 122146.

Almost surely, 2^1353266890 is an apocalyptic number.

1353266890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1353266890 is a deficient number, since it is larger than the sum of its proper divisors (1082822924).

1353266890 is an frugal number, since it uses more digits than its factorization.

1353266890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23273 (or 11640 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 43.

The square root of 1353266890 is about 36786.7760207388. The cubic root of 1353266890 is about 1106.1002370383.

It can be divided in two parts, 135 and 3266890, that multiplied together give a triangular number (441030150 = T₂₉₆₉₉).

The spelling of 1353266890 in words is "one billion, three hundred fifty-three million, two hundred sixty-six thousand, eight hundred ninety".