1362421 has 2 divisors, whose sum is σ = 1362422. Its totient is φ = 1362420.

The previous prime is 1362409. The next prime is 1362437. The reversal of 1362421 is 1242631.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1232100 + 130321 = 1110^2 + 361^2 .

It is a cyclic number.

It is not a de Polignac number, because 1362421 - 2⁷ = 1362293 is a prime.

It is a super-3 number, since 3×1362421³ = 7586740718560033383, which contains 333 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1362401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 681210 + 681211.

It is an arithmetic number, because the mean of its divisors is an integer number (681211).

2^1362421 is an apocalyptic number.

It is an amenable number.

1362421 is a deficient number, since it is larger than the sum of its proper divisors (1).

1362421 is an equidigital number, since it uses as much as digits as its factorization.

1362421 is an evil number, because the sum of its binary digits is even.

The product of its digits is 288, while the sum is 19.

The square root of 1362421 is about 1167.2279126203. The cubic root of 1362421 is about 110.8588688721.

The spelling of 1362421 in words is "one million, three hundred sixty-two thousand, four hundred twenty-one".