1341402144 has 96 divisors (see below), whose sum is σ = 3633670656. Its totient is φ = 432967680.

The previous prime is 1341402133. The next prime is 1341402149. The reversal of 1341402144 is 4412041431.

It is a tau number, because it is divible by the number of its divisors (96).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (1341402149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 855249 + ... + 856815.

It is an arithmetic number, because the mean of its divisors is an integer number (37850736).

Almost surely, 2^1341402144 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1341402144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1816835328).

1341402144 is an abundant number, since it is smaller than the sum of its proper divisors (2292268512).

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

1341402144 is a wasteful number, since it uses less digits than its factorization.

1341402144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1858 (or 1850 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

The square root of 1341402144 is about 36625.1572556351. The cubic root of 1341402144 is about 1102.8581714808.

Adding to 1341402144 its reverse (4412041431), we get a palindrome (5753443575).

The spelling of 1341402144 in words is "one billion, three hundred forty-one million, four hundred two thousand, one hundred forty-four".