1341204440 has 32 divisors (see below), whose sum is σ = 3018898080. Its totient is φ = 536270592.

The previous prime is 1341204439. The next prime is 1341204481. The reversal of 1341204440 is 444021431.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 132437 + ... + 142203.

It is an arithmetic number, because the mean of its divisors is an integer number (94340565).

Almost surely, 2^1341204440 is an apocalyptic number.

1341204440 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1341204440 is an abundant number, since it is smaller than the sum of its proper divisors (1677693640).

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

1341204440 is a wasteful number, since it uses less digits than its factorization.

1341204440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13211 (or 13207 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 23.

The square root of 1341204440 is about 36622.4581370503. The cubic root of 1341204440 is about 1102.8039868388.

Adding to 1341204440 its reverse (444021431), we get a palindrome (1785225871).

The spelling of 1341204440 in words is "one billion, three hundred forty-one million, two hundred four thousand, four hundred forty".