1341052421 has 8 divisors (see below), whose sum is σ = 1400566464. Its totient is φ = 1281639040.

The previous prime is 1341052411. The next prime is 1341052441. The reversal of 1341052421 is 1242501431.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1341052421 is a prime.

It is a super-2 number, since 2×1341052421² = 3596843191739922482, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341052411) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2741 + ... + 51861.

It is an arithmetic number, because the mean of its divisors is an integer number (175070808).

Almost surely, 2^1341052421 is an apocalyptic number.

It is an amenable number.

1341052421 is a deficient number, since it is larger than the sum of its proper divisors (59514043).

1341052421 is a wasteful number, since it uses less digits than its factorization.

1341052421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50331.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1341052421 is about 36620.3825894815. The cubic root of 1341052421 is about 1102.7623194418.

Adding to 1341052421 its reverse (1242501431), we get a palindrome (2583553852).

The spelling of 1341052421 in words is "one billion, three hundred forty-one million, fifty-two thousand, four hundred twenty-one".