1542211063 has 2 divisors, whose sum is σ = 1542211064. Its totient is φ = 1542211062.

The previous prime is 1542211037. The next prime is 1542211091. The reversal of 1542211063 is 3601122451.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1542211063 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1542218063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 771105531 + 771105532.

It is an arithmetic number, because the mean of its divisors is an integer number (771105532).

Almost surely, 2^1542211063 is an apocalyptic number.

1542211063 is a deficient number, since it is larger than the sum of its proper divisors (1).

1542211063 is an equidigital number, since it uses as much as digits as its factorization.

1542211063 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1542211063 is about 39270.9951872880. The cubic root of 1542211063 is about 1155.3527562032.

The spelling of 1542211063 in words is "one billion, five hundred forty-two million, two hundred eleven thousand, sixty-three".