1372543 has 2 divisors, whose sum is σ = 1372544. Its totient is φ = 1372542.

The previous prime is 1372537. The next prime is 1372549. The reversal of 1372543 is 3452731.

It is a balanced prime because it is at equal distance from previous prime (1372537) and next prime (1372549).

It is a cyclic number.

It is not a de Polignac number, because 1372543 - 2¹³ = 1364351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1372549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 686271 + 686272.

It is an arithmetic number, because the mean of its divisors is an integer number (686272).

2^1372543 is an apocalyptic number.

1372543 is a deficient number, since it is larger than the sum of its proper divisors (1).

1372543 is an equidigital number, since it uses as much as digits as its factorization.

1372543 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2520, while the sum is 25.

The square root of 1372543 is about 1171.5558031951. Note that the first 3 decimals coincide. The cubic root of 1372543 is about 111.1327308671.

The spelling of 1372543 in words is "one million, three hundred seventy-two thousand, five hundred forty-three".