1355453400 has 96 divisors (see below), whose sum is σ = 4802192640. Its totient is φ = 309816960.

The previous prime is 1355453389. The next prime is 1355453461. The reversal of 1355453400 is 43545531.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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, 157164 + ... + 165563.

It is an arithmetic number, because the mean of its divisors is an integer number (50022840).

Almost surely, 2^1355453400 is an apocalyptic number.

1355453400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1355453400 is an abundant number, since it is smaller than the sum of its proper divisors (3446739240).

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

1355453400 is a wasteful number, since it uses less digits than its factorization.

1355453400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 322753 (or 322744 counting only the distinct ones).

The product of its (nonzero) digits is 18000, while the sum is 30.

The square root of 1355453400 is about 36816.4827217376. The cubic root of 1355453400 is about 1106.6956351992.

Adding to 1355453400 its reverse (43545531), we get a palindrome (1398998931).

The spelling of 1355453400 in words is "one billion, three hundred fifty-five million, four hundred fifty-three thousand, four hundred".