3747352493 has 2 divisors, whose sum is σ = 3747352494. Its totient is φ = 3747352492.

The previous prime is 3747352457. The next prime is 3747352541. The reversal of 3747352493 is 3942537473.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3201522724 + 545829769 = 56582^2 + 23363^2 .

It is a cyclic number.

It is not a de Polignac number, because 3747352493 - 2⁸ = 3747352237 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3747352393) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1873676246 + 1873676247.

It is an arithmetic number, because the mean of its divisors is an integer number (1873676247).

Almost surely, 2^3747352493 is an apocalyptic number.

It is an amenable number.

3747352493 is a deficient number, since it is larger than the sum of its proper divisors (1).

3747352493 is an equidigital number, since it uses as much as digits as its factorization.

3747352493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1905120, while the sum is 47.

The square root of 3747352493 is about 61215.6229487212. The cubic root of 3747352493 is about 1553.2505482425.

The spelling of 3747352493 in words is "three billion, seven hundred forty-seven million, three hundred fifty-two thousand, four hundred ninety-three".