1497961 has 2 divisors, whose sum is σ = 1497962. Its totient is φ = 1497960.

The previous prime is 1497949. The next prime is 1497983. The reversal of 1497961 is 1697941.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1308736 + 189225 = 1144^2 + 435^2 .

It is a cyclic number.

It is not a de Polignac number, because 1497961 - 2¹³ = 1489769 is a prime.

It is a Chen prime.

It is an Ulam number.

It is a nialpdrome in base 8.

It is a self number, because there is not a number n which added to its sum of digits gives 1497961.

It is not a weakly prime, because it can be changed into another prime (1497911) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 748980 + 748981.

It is an arithmetic number, because the mean of its divisors is an integer number (748981).

2^1497961 is an apocalyptic number.

It is an amenable number.

1497961 is a deficient number, since it is larger than the sum of its proper divisors (1).

1497961 is an equidigital number, since it uses as much as digits as its factorization.

1497961 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13608, while the sum is 37.

The square root of 1497961 is about 1223.9121700514. The cubic root of 1497961 is about 114.4195324612.

The spelling of 1497961 in words is "one million, four hundred ninety-seven thousand, nine hundred sixty-one".